5321512171907 has 2 divisors, whose sum is σ = 5321512171908. Its totient is φ = 5321512171906.

The previous prime is 5321512171897. The next prime is 5321512171933. The reversal of 5321512171907 is 7091712151235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5321512171907 - 2⁴ = 5321512171891 is a prime.

It is not a weakly prime, because it can be changed into another prime (5321512171207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660756085953 + 2660756085954.

It is an arithmetic number, because the mean of its divisors is an integer number (2660756085954).

Almost surely, 2^{5321512171907} is an apocalyptic number.

5321512171907 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321512171907 is an equidigital number, since it uses as much as digits as its factorization.

5321512171907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 44.

The spelling of 5321512171907 in words is "five trillion, three hundred twenty-one billion, five hundred twelve million, one hundred seventy-one thousand, nine hundred seven".