113139411 has 32 divisors (see below), whose sum is σ = 194572800. Its totient is φ = 56743680.

The previous prime is 113139409. The next prime is 113139413. The reversal of 113139411 is 114931311.

It is an interprime number because it is at equal distance from previous prime (113139409) and next prime (113139413).

It is not a de Polignac number, because 113139411 - 2¹ = 113139409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113139413) 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, 1746 + ... + 15143.

It is an arithmetic number, because the mean of its divisors is an integer number (6080400).

Almost surely, 2^113139411 is an apocalyptic number.

113139411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113139411 is a deficient number, since it is larger than the sum of its proper divisors (81433389).

113139411 is a wasteful number, since it uses less digits than its factorization.

113139411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16939.

The product of its digits is 324, while the sum is 24.

The square root of 113139411 is about 10636.7011333402. The cubic root of 113139411 is about 483.6575495195.

The spelling of 113139411 in words is "one hundred thirteen million, one hundred thirty-nine thousand, four hundred eleven".