13772532017 has 2 divisors, whose sum is σ = 13772532018. Its totient is φ = 13772532016.

The previous prime is 13772532001. The next prime is 13772532061. The reversal of 13772532017 is 71023527731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12250283761 + 1522248256 = 110681^2 + 39016^2 .

It is a cyclic number.

It is not a de Polignac number, because 13772532017 - 2⁴ = 13772532001 is a prime.

It is not a weakly prime, because it can be changed into another prime (13772532077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6886266008 + 6886266009.

It is an arithmetic number, because the mean of its divisors is an integer number (6886266009).

Almost surely, 2^13772532017 is an apocalyptic number.

It is an amenable number.

13772532017 is a deficient number, since it is larger than the sum of its proper divisors (1).

13772532017 is an equidigital number, since it uses as much as digits as its factorization.

13772532017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 38.

The spelling of 13772532017 in words is "thirteen billion, seven hundred seventy-two million, five hundred thirty-two thousand, seventeen".