113149277 has 4 divisors (see below), whose sum is σ = 113170716. Its totient is φ = 113127840.

The previous prime is 113149249. The next prime is 113149291. The reversal of 113149277 is 772941311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 772941311 = 727 ⋅1063193.

It can be written as a sum of positive squares in 2 ways, for example, as 25745476 + 87403801 = 5074^2 + 9349^2 .

It is a cyclic number.

It is not a de Polignac number, because 113149277 - 2⁸ = 113149021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113149207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3377 + ... + 15417.

It is an arithmetic number, because the mean of its divisors is an integer number (28292679).

Almost surely, 2^113149277 is an apocalyptic number.

It is an amenable number.

113149277 is a deficient number, since it is larger than the sum of its proper divisors (21439).

113149277 is an equidigital number, since it uses as much as digits as its factorization.

113149277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21438.

The product of its digits is 10584, while the sum is 35.

The square root of 113149277 is about 10637.1648948392. The cubic root of 113149277 is about 483.6716077704.

The spelling of 113149277 in words is "one hundred thirteen million, one hundred forty-nine thousand, two hundred seventy-seven".