34231502521 has 2 divisors, whose sum is σ = 34231502522. Its totient is φ = 34231502520.

The previous prime is 34231502471. The next prime is 34231502573. The reversal of 34231502521 is 12520513243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26483982121 + 7747520400 = 162739^2 + 88020^2 .

It is a cyclic number.

It is not a de Polignac number, because 34231502521 - 2¹³ = 34231494329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34231502521.

It is not a weakly prime, because it can be changed into another prime (34231512521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17115751260 + 17115751261.

It is an arithmetic number, because the mean of its divisors is an integer number (17115751261).

Almost surely, 2^34231502521 is an apocalyptic number.

It is an amenable number.

34231502521 is a deficient number, since it is larger than the sum of its proper divisors (1).

34231502521 is an equidigital number, since it uses as much as digits as its factorization.

34231502521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 34231502521 in words is "thirty-four billion, two hundred thirty-one million, five hundred two thousand, five hundred twenty-one".