1113757553 has 4 divisors (see below), whose sum is σ = 1149685248. Its totient is φ = 1077829860.

The previous prime is 1113757517. The next prime is 1113757597. The reversal of 1113757553 is 3557573111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3557573111 = 167 ⋅21302833.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113757553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113750553) 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, 17963801 + ... + 17963862.

It is an arithmetic number, because the mean of its divisors is an integer number (287421312).

Almost surely, 2^1113757553 is an apocalyptic number.

It is an amenable number.

1113757553 is a deficient number, since it is larger than the sum of its proper divisors (35927695).

1113757553 is an equidigital number, since it uses as much as digits as its factorization.

1113757553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35927694.

The product of its digits is 55125, while the sum is 38.

The square root of 1113757553 is about 33373.0063524400. The cubic root of 1113757553 is about 1036.5658276805.

The spelling of 1113757553 in words is "one billion, one hundred thirteen million, seven hundred fifty-seven thousand, five hundred fifty-three".