113351521634 has 16 divisors (see below), whose sum is σ = 183122721600. Its totient is φ = 52311396240.

The previous prime is 113351521631. The next prime is 113351521691. The reversal of 113351521634 is 436125153311.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113351521594 and 113351521603.

It is not an unprimeable number, because it can be changed into a prime (113351521631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109067 + ... + 488465.

It is an arithmetic number, because the mean of its divisors is an integer number (11445170100).

Almost surely, 2^113351521634 is an apocalyptic number.

113351521634 is a deficient number, since it is larger than the sum of its proper divisors (69771199966).

113351521634 is a wasteful number, since it uses less digits than its factorization.

113351521634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390905.

The product of its digits is 32400, while the sum is 35.

Adding to 113351521634 its reverse (436125153311), we get a palindrome (549476674945).

The spelling of 113351521634 in words is "one hundred thirteen billion, three hundred fifty-one million, five hundred twenty-one thousand, six hundred thirty-four".