1632473057 has 2 divisors, whose sum is σ = 1632473058. Its totient is φ = 1632473056.

The previous prime is 1632473021. The next prime is 1632473071. The reversal of 1632473057 is 7503742361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1608892321 + 23580736 = 40111^2 + 4856^2 .

It is a cyclic number.

It is not a de Polignac number, because 1632473057 - 2⁶ = 1632472993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1632473057.

It is not a weakly prime, because it can be changed into another prime (1632473257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816236528 + 816236529.

It is an arithmetic number, because the mean of its divisors is an integer number (816236529).

Almost surely, 2^1632473057 is an apocalyptic number.

It is an amenable number.

1632473057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1632473057 is an equidigital number, since it uses as much as digits as its factorization.

1632473057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 1632473057 is about 40403.8742820537. The cubic root of 1632473057 is about 1177.4668095579.

The spelling of 1632473057 in words is "one billion, six hundred thirty-two million, four hundred seventy-three thousand, fifty-seven".