112540002345 has 80 divisors (see below), whose sum is σ = 211600401408. Its totient is φ = 57156243840.

The previous prime is 112540002313. The next prime is 112540002347. The reversal of 112540002345 is 543200045211.

112540002345 is a `hidden beast` number, since 1 + 1 + 25 + 400 + 0 + 234 + 5 = 666.

It is not a de Polignac number, because 112540002345 - 2⁵ = 112540002313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112540002347) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 624400 + ... + 784190.

Almost surely, 2^112540002345 is an apocalyptic number.

112540002345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112540002345 is a deficient number, since it is larger than the sum of its proper divisors (99060399063).

112540002345 is a wasteful number, since it uses less digits than its factorization.

112540002345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159892 (or 159883 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 112540002345 its reverse (543200045211), we get a palindrome (655740047556).

The spelling of 112540002345 in words is "one hundred twelve billion, five hundred forty million, two thousand, three hundred forty-five".