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1454321077 = 11132211007
BaseRepresentation
bin101011010101111…
…0010110110110101
310202100120011110121
41112223302312311
510434301233302
6400151051541
751016345066
oct12653626665
93670504417
101454321077
11686a20a50
12347070bb1
131a23ba921
14db21256d
1587a24e37
hex56af2db5

1454321077 has 4 divisors (see below), whose sum is σ = 1586532096. Its totient is φ = 1322110060.

The previous prime is 1454321059. The next prime is 1454321081. The reversal of 1454321077 is 7701234541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1454321077 - 223 = 1445932469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1454321977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66105493 + ... + 66105514.

It is an arithmetic number, because the mean of its divisors is an integer number (396633024).

Almost surely, 21454321077 is an apocalyptic number.

It is an amenable number.

1454321077 is a deficient number, since it is larger than the sum of its proper divisors (132211019).

1454321077 is a wasteful number, since it uses less digits than its factorization.

1454321077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132211018.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 1454321077 is about 38135.5618419344. The cubic root of 1454321077 is about 1132.9744065148.

The spelling of 1454321077 in words is "one billion, four hundred fifty-four million, three hundred twenty-one thousand, seventy-seven".

Divisors: 1 11 132211007 1454321077