1055245613 has 2 divisors, whose sum is σ = 1055245614. Its totient is φ = 1055245612.

The previous prime is 1055245603. The next prime is 1055245619. The reversal of 1055245613 is 3165425501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 579220489 + 476025124 = 24067^2 + 21818^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055245613 - 2²⁰ = 1054197037 is a prime.

It is a super-2 number, since 2×1055245613² = 2227086607511491538, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055245613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055245619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527622806 + 527622807.

It is an arithmetic number, because the mean of its divisors is an integer number (527622807).

Almost surely, 2^1055245613 is an apocalyptic number.

It is an amenable number.

1055245613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055245613 is an equidigital number, since it uses as much as digits as its factorization.

1055245613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 1055245613 is about 32484.5442172120. The cubic root of 1055245613 is about 1018.0861243995.

It can be divided in two parts, 10552 and 45613, that added together give a palindrome (56165).

The spelling of 1055245613 in words is "one billion, fifty-five million, two hundred forty-five thousand, six hundred thirteen".