117157061611 has 2 divisors, whose sum is σ = 117157061612. Its totient is φ = 117157061610.

The previous prime is 117157061591. The next prime is 117157061617. The reversal of 117157061611 is 116160751711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117157061611 is a prime.

It is not a weakly prime, because it can be changed into another prime (117157061617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58578530805 + 58578530806.

It is an arithmetic number, because the mean of its divisors is an integer number (58578530806).

Almost surely, 2^117157061611 is an apocalyptic number.

117157061611 is a deficient number, since it is larger than the sum of its proper divisors (1).

117157061611 is an equidigital number, since it uses as much as digits as its factorization.

117157061611 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 37.

The spelling of 117157061611 in words is "one hundred seventeen billion, one hundred fifty-seven million, sixty-one thousand, six hundred eleven".