472481551 has 2 divisors, whose sum is σ = 472481552. Its totient is φ = 472481550.

The previous prime is 472481519. The next prime is 472481587. The reversal of 472481551 is 155184274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472481551 - 2⁵ = 472481519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 472481551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472481351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236240775 + 236240776.

It is an arithmetic number, because the mean of its divisors is an integer number (236240776).

Almost surely, 2^472481551 is an apocalyptic number.

472481551 is a deficient number, since it is larger than the sum of its proper divisors (1).

472481551 is an equidigital number, since it uses as much as digits as its factorization.

472481551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44800, while the sum is 37.

The square root of 472481551 is about 21736.6407478249. The cubic root of 472481551 is about 778.8639779686.

The spelling of 472481551 in words is "four hundred seventy-two million, four hundred eighty-one thousand, five hundred fifty-one".