450202979 has 2 divisors, whose sum is σ = 450202980. Its totient is φ = 450202978.

The previous prime is 450202957. The next prime is 450203003. The reversal of 450202979 is 979202054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450202979 - 2²⁰ = 449154403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (450202079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225101489 + 225101490.

It is an arithmetic number, because the mean of its divisors is an integer number (225101490).

Almost surely, 2^450202979 is an apocalyptic number.

450202979 is a deficient number, since it is larger than the sum of its proper divisors (1).

450202979 is an equidigital number, since it uses as much as digits as its factorization.

450202979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 450202979 is about 21217.9871571269. The cubic root of 450202979 is about 766.4246333871.

The spelling of 450202979 in words is "four hundred fifty million, two hundred two thousand, nine hundred seventy-nine".