118919079190447 has 2 divisors, whose sum is σ = 118919079190448. Its totient is φ = 118919079190446.

The previous prime is 118919079190313. The next prime is 118919079190481. The reversal of 118919079190447 is 744091970919811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118919079190447 is a prime.

It is a super-3 number, since 3×118919079190447³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118919079190487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59459539595223 + 59459539595224.

It is an arithmetic number, because the mean of its divisors is an integer number (59459539595224).

Almost surely, 2^{118919079190447} is an apocalyptic number.

118919079190447 is a deficient number, since it is larger than the sum of its proper divisors (1).

118919079190447 is an equidigital number, since it uses as much as digits as its factorization.

118919079190447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41150592, while the sum is 70.

The spelling of 118919079190447 in words is "one hundred eighteen trillion, nine hundred nineteen billion, seventy-nine million, one hundred ninety thousand, four hundred forty-seven".