12119177537 has 2 divisors, whose sum is σ = 12119177538. Its totient is φ = 12119177536.

The previous prime is 12119177519. The next prime is 12119177561. The reversal of 12119177537 is 73577191121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11545287601 + 573889936 = 107449^2 + 23956^2 .

It is a cyclic number.

It is not a de Polignac number, because 12119177537 - 2²⁸ = 11850742081 is a prime.

It is not a weakly prime, because it can be changed into another prime (12119170537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6059588768 + 6059588769.

It is an arithmetic number, because the mean of its divisors is an integer number (6059588769).

Almost surely, 2^12119177537 is an apocalyptic number.

It is an amenable number.

12119177537 is a deficient number, since it is larger than the sum of its proper divisors (1).

12119177537 is an equidigital number, since it uses as much as digits as its factorization.

12119177537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92610, while the sum is 44.

The spelling of 12119177537 in words is "twelve billion, one hundred nineteen million, one hundred seventy-seven thousand, five hundred thirty-seven".