113613653 has 2 divisors, whose sum is σ = 113613654. Its totient is φ = 113613652.

The previous prime is 113613631. The next prime is 113613671. The reversal of 113613653 is 356316311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112826884 + 786769 = 10622^2 + 887^2 .

It is a cyclic number.

It is not a de Polignac number, because 113613653 - 2¹² = 113609557 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113618653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56806826 + 56806827.

It is an arithmetic number, because the mean of its divisors is an integer number (56806827).

Almost surely, 2^113613653 is an apocalyptic number.

It is an amenable number.

113613653 is a deficient number, since it is larger than the sum of its proper divisors (1).

113613653 is an equidigital number, since it uses as much as digits as its factorization.

113613653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 29.

The square root of 113613653 is about 10658.9705412859. The cubic root of 113613653 is about 484.3323835860.

Adding to 113613653 its reverse (356316311), we get a palindrome (469929964).

The spelling of 113613653 in words is "one hundred thirteen million, six hundred thirteen thousand, six hundred fifty-three".