1177950013 has 2 divisors, whose sum is σ = 1177950014. Its totient is φ = 1177950012.

The previous prime is 1177949999. The next prime is 1177950017. The reversal of 1177950013 is 3100597711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1174981284 + 2968729 = 34278^2 + 1723^2 .

It is a cyclic number.

It is not a de Polignac number, because 1177950013 - 2²¹ = 1175852861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1177950017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 588975006 + 588975007.

It is an arithmetic number, because the mean of its divisors is an integer number (588975007).

Almost surely, 2^1177950013 is an apocalyptic number.

It is an amenable number.

1177950013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1177950013 is an equidigital number, since it uses as much as digits as its factorization.

1177950013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6615, while the sum is 34.

The square root of 1177950013 is about 34321.2763894352. The cubic root of 1177950013 is about 1056.1095110091.

The spelling of 1177950013 in words is "one billion, one hundred seventy-seven million, nine hundred fifty thousand, thirteen".