113134252440 has 128 divisors (see below), whose sum is σ = 375329894400. Its totient is φ = 27050757120.

The previous prime is 113134252433. The next prime is 113134252457. The reversal of 113134252440 is 44252431311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 113134252398 and 113134252407.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 490680 + ... + 683399.

It is an arithmetic number, because the mean of its divisors is an integer number (2932264800).

Almost surely, 2^113134252440 is an apocalyptic number.

113134252440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113134252440 is an abundant number, since it is smaller than the sum of its proper divisors (262195641960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113134252440 is a wasteful number, since it uses less digits than its factorization.

113134252440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174177 (or 1174173 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 113134252440 its reverse (44252431311), we get a palindrome (157386683751).

The spelling of 113134252440 in words is "one hundred thirteen billion, one hundred thirty-four million, two hundred fifty-two thousand, four hundred forty".