34535402009 has 2 divisors, whose sum is σ = 34535402010. Its totient is φ = 34535402008.

The previous prime is 34535401937. The next prime is 34535402021. The reversal of 34535402009 is 90020453543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28114905625 + 6420496384 = 167675^2 + 80128^2 .

It is a cyclic number.

It is not a de Polignac number, because 34535402009 - 2⁸ = 34535401753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34535402009.

It is not a weakly prime, because it can be changed into another prime (34535402609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17267701004 + 17267701005.

It is an arithmetic number, because the mean of its divisors is an integer number (17267701005).

Almost surely, 2^34535402009 is an apocalyptic number.

It is an amenable number.

34535402009 is a deficient number, since it is larger than the sum of its proper divisors (1).

34535402009 is an equidigital number, since it uses as much as digits as its factorization.

34535402009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 34535402009 in words is "thirty-four billion, five hundred thirty-five million, four hundred two thousand, nine".