113181802834 has 4 divisors (see below), whose sum is σ = 169772704254. Its totient is φ = 56590901416.

The previous prime is 113181802801. The next prime is 113181802837. The reversal of 113181802834 is 438208181311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 438208181311 = 491 ⋅892481021.

It can be written as a sum of positive squares in only one way, i.e., 94123172025 + 19058630809 = 306795^2 + 138053^2 .

It is not an unprimeable number, because it can be changed into a prime (113181802837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28295450707 + ... + 28295450710.

Almost surely, 2^113181802834 is an apocalyptic number.

113181802834 is a deficient number, since it is larger than the sum of its proper divisors (56590901420).

113181802834 is an equidigital number, since it uses as much as digits as its factorization.

113181802834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56590901419.

The product of its (nonzero) digits is 36864, while the sum is 40.

The spelling of 113181802834 in words is "one hundred thirteen billion, one hundred eighty-one million, eight hundred two thousand, eight hundred thirty-four".