100078149239 has 2 divisors, whose sum is σ = 100078149240. Its totient is φ = 100078149238.

The previous prime is 100078149233. The next prime is 100078149253. The reversal of 100078149239 is 932941870001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100078149239 - 2³⁶ = 31358672503 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100078149239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100078149233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50039074619 + 50039074620.

It is an arithmetic number, because the mean of its divisors is an integer number (50039074620).

Almost surely, 2^100078149239 is an apocalyptic number.

100078149239 is a deficient number, since it is larger than the sum of its proper divisors (1).

100078149239 is an equidigital number, since it uses as much as digits as its factorization.

100078149239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The spelling of 100078149239 in words is "one hundred billion, seventy-eight million, one hundred forty-nine thousand, two hundred thirty-nine".