13772532001 has 2 divisors, whose sum is σ = 13772532002. Its totient is φ = 13772532000.

The previous prime is 13772531989. The next prime is 13772532017. The reversal of 13772532001 is 10023527731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9984006400 + 3788525601 = 99920^2 + 61551^2 .

It is a cyclic number.

It is not a de Polignac number, because 13772532001 - 2⁷ = 13772531873 is a prime.

It is not a weakly prime, because it can be changed into another prime (13772532061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6886266000 + 6886266001.

It is an arithmetic number, because the mean of its divisors is an integer number (6886266001).

Almost surely, 2^13772532001 is an apocalyptic number.

It is an amenable number.

13772532001 is a deficient number, since it is larger than the sum of its proper divisors (1).

13772532001 is an equidigital number, since it uses as much as digits as its factorization.

13772532001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 31.

The spelling of 13772532001 in words is "thirteen billion, seven hundred seventy-two million, five hundred thirty-two thousand, one".