113156635533 has 4 divisors (see below), whose sum is σ = 150875514048. Its totient is φ = 75437757020.

The previous prime is 113156635517. The next prime is 113156635561. The reversal of 113156635533 is 335536651311.

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 113156635533 - 2⁴ = 113156635517 is a prime.

It is a super-3 number, since 3×113156635533³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113156635513) 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, 18859439253 + ... + 18859439258.

It is an arithmetic number, because the mean of its divisors is an integer number (37718878512).

Almost surely, 2^113156635533 is an apocalyptic number.

It is an amenable number.

113156635533 is a deficient number, since it is larger than the sum of its proper divisors (37718878515).

113156635533 is an equidigital number, since it uses as much as digits as its factorization.

113156635533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37718878514.

The product of its digits is 364500, while the sum is 42.

The spelling of 113156635533 in words is "one hundred thirteen billion, one hundred fifty-six million, six hundred thirty-five thousand, five hundred thirty-three".