1140552613 has 2 divisors, whose sum is σ = 1140552614. Its totient is φ = 1140552612.

The previous prime is 1140552587. The next prime is 1140552631. The reversal of 1140552613 is 3162550411.

Together with next prime (1140552631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1039288644 + 101263969 = 32238^2 + 10063^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140552613 - 2²⁵ = 1106998181 is a prime.

It is a super-2 number, since 2×1140552613² = 2601720526042255538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140552643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570276306 + 570276307.

It is an arithmetic number, because the mean of its divisors is an integer number (570276307).

Almost surely, 2^1140552613 is an apocalyptic number.

It is an amenable number.

1140552613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140552613 is an equidigital number, since it uses as much as digits as its factorization.

1140552613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1140552613 is about 33772.0685330348. The cubic root of 1140552613 is about 1044.8126959920.

The spelling of 1140552613 in words is "one billion, one hundred forty million, five hundred fifty-two thousand, six hundred thirteen".