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135253319041 = 197118595739
BaseRepresentation
bin111110111110110111…
…0011101110110000001
3110221010000222111120201
41331331232131312001
54203444322202131
6142045020005201
712525463146211
oct1757556356601
9427100874521
10135253319041
11523a6a77515
1222268090801
13c9a6368739
14679106c241
1537b9157761
hex1f7db9dd81

135253319041 has 4 divisors (see below), whose sum is σ = 142371914800. Its totient is φ = 128134723284.

The previous prime is 135253319039. The next prime is 135253319053. The reversal of 135253319041 is 140913352531.

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, and also an emirpimes, since its reverse is a distinct semiprime: 140913352531 = 720130478933.

It is a cyclic number.

It is not a de Polignac number, because 135253319041 - 21 = 135253319039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135253319941) 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, 3559297851 + ... + 3559297888.

It is an arithmetic number, because the mean of its divisors is an integer number (35592978700).

Almost surely, 2135253319041 is an apocalyptic number.

It is an amenable number.

135253319041 is a deficient number, since it is larger than the sum of its proper divisors (7118595759).

135253319041 is an equidigital number, since it uses as much as digits as its factorization.

135253319041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7118595758.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 135253319041 in words is "one hundred thirty-five billion, two hundred fifty-three million, three hundred nineteen thousand, forty-one".

Divisors: 1 19 7118595739 135253319041