113541553 has 2 divisors, whose sum is σ = 113541554. Its totient is φ = 113541552.

The previous prime is 113541551. The next prime is 113541559. The reversal of 113541553 is 355145311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59474944 + 54066609 = 7712^2 + 7353^2 .

It is a cyclic number.

It is not a de Polignac number, because 113541553 - 2¹ = 113541551 is a prime.

Together with 113541551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (113541551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56770776 + 56770777.

It is an arithmetic number, because the mean of its divisors is an integer number (56770777).

Almost surely, 2^113541553 is an apocalyptic number.

It is an amenable number.

113541553 is a deficient number, since it is larger than the sum of its proper divisors (1).

113541553 is an equidigital number, since it uses as much as digits as its factorization.

113541553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 28.

The square root of 113541553 is about 10655.5878767903. The cubic root of 113541553 is about 484.2299083599.

Adding to 113541553 its reverse (355145311), we get a palindrome (468686864).

The spelling of 113541553 in words is "one hundred thirteen million, five hundred forty-one thousand, five hundred fifty-three".