113402653 has 32 divisors (see below), whose sum is σ = 145139456. Its totient is φ = 86220288.

The previous prime is 113402623. The next prime is 113402671. The reversal of 113402653 is 356204311.

It is not a de Polignac number, because 113402653 - 2¹⁷ = 113271581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113402623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285451 + ... + 285847.

It is an arithmetic number, because the mean of its divisors is an integer number (4535608).

Almost surely, 2^113402653 is an apocalyptic number.

113402653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113402653 is a deficient number, since it is larger than the sum of its proper divisors (31736803).

113402653 is a wasteful number, since it uses less digits than its factorization.

113402653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 113402653 is about 10649.0681751973. The cubic root of 113402653 is about 484.0323684042.

Adding to 113402653 its reverse (356204311), we get a palindrome (469606964).

The spelling of 113402653 in words is "one hundred thirteen million, four hundred two thousand, six hundred fifty-three".