1013290609 has 2 divisors, whose sum is σ = 1013290610. Its totient is φ = 1013290608.

The previous prime is 1013290601. The next prime is 1013290613. The reversal of 1013290609 is 9060923101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540097600 + 473193009 = 23240^2 + 21753^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013290609 - 2³ = 1013290601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1013290601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506645304 + 506645305.

It is an arithmetic number, because the mean of its divisors is an integer number (506645305).

Almost surely, 2^1013290609 is an apocalyptic number.

It is an amenable number.

1013290609 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013290609 is an equidigital number, since it uses as much as digits as its factorization.

1013290609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 1013290609 is about 31832.2259510704. The cubic root of 1013290609 is about 1004.4107199468.

The spelling of 1013290609 in words is "one billion, thirteen million, two hundred ninety thousand, six hundred nine".