100074239 has 2 divisors, whose sum is σ = 100074240. Its totient is φ = 100074238.

The previous prime is 100074151. The next prime is 100074241. The reversal of 100074239 is 932470001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100074239 - 2¹⁶ = 100008703 is a prime.

It is a super-2 number, since 2×100074239² = 20029706622858242, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 100074241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100074439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50037119 + 50037120.

It is an arithmetic number, because the mean of its divisors is an integer number (50037120).

Almost surely, 2^100074239 is an apocalyptic number.

100074239 is a deficient number, since it is larger than the sum of its proper divisors (1).

100074239 is an equidigital number, since it uses as much as digits as its factorization.

100074239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 100074239 is about 10003.7112613270. The cubic root of 100074239 is about 464.2737172533.

The spelling of 100074239 in words is "one hundred million, seventy-four thousand, two hundred thirty-nine".