112621311 has 48 divisors (see below), whose sum is σ = 191157408. Its totient is φ = 63129600.

The previous prime is 112621291. The next prime is 112621321. The reversal of 112621311 is 113126211.

112621311 = 26² + 27² + ... + 696².

112621311 is a `hidden beast` number, since 1 + 12 + 621 + 31 + 1 = 666.

It is not a de Polignac number, because 112621311 - 2⁶ = 112621247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112621321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102115 + ... + 103211.

It is an arithmetic number, because the mean of its divisors is an integer number (3982446).

Almost surely, 2^112621311 is an apocalyptic number.

112621311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112621311 is a deficient number, since it is larger than the sum of its proper divisors (78536097).

112621311 is a wasteful number, since it uses less digits than its factorization.

112621311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192 (or 1189 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 112621311 is about 10612.3188323759. The cubic root of 112621311 is about 482.9181477231.

Adding to 112621311 its reverse (113126211), we get a palindrome (225747522).

The spelling of 112621311 in words is "one hundred twelve million, six hundred twenty-one thousand, three hundred eleven".