118519073501 has 2 divisors, whose sum is σ = 118519073502. Its totient is φ = 118519073500.

The previous prime is 118519073479. The next prime is 118519073507. The reversal of 118519073501 is 105370915811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106308602500 + 12210471001 = 326050^2 + 110501^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118519073501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118519073507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59259536750 + 59259536751.

It is an arithmetic number, because the mean of its divisors is an integer number (59259536751).

Almost surely, 2^118519073501 is an apocalyptic number.

It is an amenable number.

118519073501 is a deficient number, since it is larger than the sum of its proper divisors (1).

118519073501 is an equidigital number, since it uses as much as digits as its factorization.

118519073501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 41.

The spelling of 118519073501 in words is "one hundred eighteen billion, five hundred nineteen million, seventy-three thousand, five hundred one".