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1125061 = 7160723
BaseRepresentation
bin100010010101011000101
32010011021221
410102223011
5242000221
640040341
712364030
oct4225305
92104257
101125061
116a9303
124630b1
13305122
14214017
15173541
hex112ac5

1125061 has 4 divisors (see below), whose sum is σ = 1285792. Its totient is φ = 964332.

The previous prime is 1125053. The next prime is 1125097. The reversal of 1125061 is 1605211.

It is a happy number.

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 1125061 - 23 = 1125053 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 (1125001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80355 + ... + 80368.

It is an arithmetic number, because the mean of its divisors is an integer number (321448).

21125061 is an apocalyptic number.

It is an amenable number.

1125061 is a deficient number, since it is larger than the sum of its proper divisors (160731).

1125061 is an equidigital number, since it uses as much as digits as its factorization.

1125061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160730.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1125061 is about 1060.6889270658. The cubic root of 1125061 is about 104.0060708981.

It can be divided in two parts, 11250 and 61, that added together give a palindrome (11311).

The spelling of 1125061 in words is "one million, one hundred twenty-five thousand, sixty-one".

Divisors: 1 7 160723 1125061