10331432009 has 2 divisors, whose sum is σ = 10331432010. Its totient is φ = 10331432008.

The previous prime is 10331431991. The next prime is 10331432029. The reversal of 10331432009 is 90023413301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10271214409 + 60217600 = 101347^2 + 7760^2 .

It is a cyclic number.

It is not a de Polignac number, because 10331432009 - 2⁸ = 10331431753 is a prime.

It is not a weakly prime, because it can be changed into another prime (10331432029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5165716004 + 5165716005.

It is an arithmetic number, because the mean of its divisors is an integer number (5165716005).

Almost surely, 2^10331432009 is an apocalyptic number.

It is an amenable number.

10331432009 is a deficient number, since it is larger than the sum of its proper divisors (1).

10331432009 is an equidigital number, since it uses as much as digits as its factorization.

10331432009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 10331432009 in words is "ten billion, three hundred thirty-one million, four hundred thirty-two thousand, nine".