118401276691 has 2 divisors, whose sum is σ = 118401276692. Its totient is φ = 118401276690.

The previous prime is 118401276671. The next prime is 118401276701. The reversal of 118401276691 is 196672104811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118401276691 - 2¹¹ = 118401274643 is a prime.

It is not a weakly prime, because it can be changed into another prime (118401276671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59200638345 + 59200638346.

It is an arithmetic number, because the mean of its divisors is an integer number (59200638346).

Almost surely, 2^118401276691 is an apocalyptic number.

118401276691 is a deficient number, since it is larger than the sum of its proper divisors (1).

118401276691 is an equidigital number, since it uses as much as digits as its factorization.

118401276691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 46.

The spelling of 118401276691 in words is "one hundred eighteen billion, four hundred one million, two hundred seventy-six thousand, six hundred ninety-one".