100504939 has 2 divisors, whose sum is σ = 100504940. Its totient is φ = 100504938.

The previous prime is 100504919. The next prime is 100504951. The reversal of 100504939 is 939405001.

It is a strong prime.

It is an emirp because it is prime and its reverse (939405001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100504939 - 2¹¹ = 100502891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100504939.

It is not a weakly prime, because it can be changed into another prime (100504919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50252469 + 50252470.

It is an arithmetic number, because the mean of its divisors is an integer number (50252470).

Almost surely, 2^100504939 is an apocalyptic number.

100504939 is a deficient number, since it is larger than the sum of its proper divisors (1).

100504939 is an equidigital number, since it uses as much as digits as its factorization.

100504939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 100504939 is about 10025.2151597858. The cubic root of 100504939 is about 464.9388118509.

The spelling of 100504939 in words is "one hundred million, five hundred four thousand, nine hundred thirty-nine".