118640541401 has 2 divisors, whose sum is σ = 118640541402. Its totient is φ = 118640541400.

The previous prime is 118640541373. The next prime is 118640541431. The reversal of 118640541401 is 104145046811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118508751001 + 131790400 = 344251^2 + 11480^2 .

It is a cyclic number.

It is not a de Polignac number, because 118640541401 - 2²² = 118636347097 is a prime.

It is not a weakly prime, because it can be changed into another prime (118640541431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59320270700 + 59320270701.

It is an arithmetic number, because the mean of its divisors is an integer number (59320270701).

Almost surely, 2^118640541401 is an apocalyptic number.

It is an amenable number.

118640541401 is a deficient number, since it is larger than the sum of its proper divisors (1).

118640541401 is an equidigital number, since it uses as much as digits as its factorization.

118640541401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 118640541401 in words is "one hundred eighteen billion, six hundred forty million, five hundred forty-one thousand, four hundred one".