450100939 has 2 divisors, whose sum is σ = 450100940. Its totient is φ = 450100938.

The previous prime is 450100933. The next prime is 450100943. The reversal of 450100939 is 939001054.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450100939 is a prime.

It is a Chen prime.

It is equal to p_23858050 and since 450100939 and 23858050 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450100939.

It is not a weakly prime, because it can be changed into another prime (450100933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225050469 + 225050470.

It is an arithmetic number, because the mean of its divisors is an integer number (225050470).

Almost surely, 2^450100939 is an apocalyptic number.

450100939 is a deficient number, since it is larger than the sum of its proper divisors (1).

450100939 is an equidigital number, since it uses as much as digits as its factorization.

450100939 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 450100939 is about 21215.5824572412. The cubic root of 450100939 is about 766.3667247825.

The spelling of 450100939 in words is "four hundred fifty million, one hundred thousand, nine hundred thirty-nine".