472165451 has 2 divisors, whose sum is σ = 472165452. Its totient is φ = 472165450.

The previous prime is 472165439. The next prime is 472165489. The reversal of 472165451 is 154561274.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472165451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (472165151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236082725 + 236082726.

It is an arithmetic number, because the mean of its divisors is an integer number (236082726).

Almost surely, 2^472165451 is an apocalyptic number.

472165451 is a deficient number, since it is larger than the sum of its proper divisors (1).

472165451 is an equidigital number, since it uses as much as digits as its factorization.

472165451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 35.

The square root of 472165451 is about 21729.3683985522. The cubic root of 472165451 is about 778.6902471444.

The spelling of 472165451 in words is "four hundred seventy-two million, one hundred sixty-five thousand, four hundred fifty-one".