113263144 has 8 divisors (see below), whose sum is σ = 212368410. Its totient is φ = 56631568.

The previous prime is 113263133. The next prime is 113263151. The reversal of 113263144 is 441362311.

It can be written as a sum of positive squares in only one way, i.e., 113167044 + 96100 = 10638^2 + 310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078939 + ... + 7078954.

Almost surely, 2^113263144 is an apocalyptic number.

It is an amenable number.

113263144 is a deficient number, since it is larger than the sum of its proper divisors (99105266).

113263144 is a wasteful number, since it uses less digits than its factorization.

113263144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14157899 (or 14157895 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 113263144 is about 10642.5158679703. The cubic root of 113263144 is about 483.8337999123.

The spelling of 113263144 in words is "one hundred thirteen million, two hundred sixty-three thousand, one hundred forty-four".