13446252037 has 2 divisors, whose sum is σ = 13446252038. Its totient is φ = 13446252036.

The previous prime is 13446252031. The next prime is 13446252041. The reversal of 13446252037 is 73025264431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13039584481 + 406667556 = 114191^2 + 20166^2 .

It is a cyclic number.

It is not a de Polignac number, because 13446252037 - 2³¹ = 11298768389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13446251987 and 13446252005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13446252031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6723126018 + 6723126019.

It is an arithmetic number, because the mean of its divisors is an integer number (6723126019).

Almost surely, 2^13446252037 is an apocalyptic number.

It is an amenable number.

13446252037 is a deficient number, since it is larger than the sum of its proper divisors (1).

13446252037 is an equidigital number, since it uses as much as digits as its factorization.

13446252037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 13446252037 in words is "thirteen billion, four hundred forty-six million, two hundred fifty-two thousand, thirty-seven".