1032645613 has 2 divisors, whose sum is σ = 1032645614. Its totient is φ = 1032645612.

The previous prime is 1032645599. The next prime is 1032645643. The reversal of 1032645613 is 3165462301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 928238089 + 104407524 = 30467^2 + 10218^2 .

It is a cyclic number.

It is not a de Polignac number, because 1032645613 - 2⁹ = 1032645101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1032645643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516322806 + 516322807.

It is an arithmetic number, because the mean of its divisors is an integer number (516322807).

Almost surely, 2^1032645613 is an apocalyptic number.

It is an amenable number.

1032645613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1032645613 is an equidigital number, since it uses as much as digits as its factorization.

1032645613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1032645613 is about 32134.8037647657. The cubic root of 1032645613 is about 1010.7655578644.

The spelling of 1032645613 in words is "one billion, thirty-two million, six hundred forty-five thousand, six hundred thirteen".