112540154565 has 32 divisors (see below), whose sum is σ = 186380881920. Its totient is φ = 57918260736.

The previous prime is 112540154561. The next prime is 112540154593. The reversal of 112540154565 is 565451045211.

It is not a de Polignac number, because 112540154565 - 2² = 112540154561 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112540154561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 688764 + ... + 836346.

It is an arithmetic number, because the mean of its divisors is an integer number (5824402560).

Almost surely, 2^112540154565 is an apocalyptic number.

112540154565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112540154565 is a deficient number, since it is larger than the sum of its proper divisors (73840727355).

112540154565 is a wasteful number, since it uses less digits than its factorization.

112540154565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149373.

The product of its (nonzero) digits is 120000, while the sum is 39.

Adding to 112540154565 its reverse (565451045211), we get a palindrome (677991199776).

The spelling of 112540154565 in words is "one hundred twelve billion, five hundred forty million, one hundred fifty-four thousand, five hundred sixty-five".