463251557 has 2 divisors, whose sum is σ = 463251558. Its totient is φ = 463251556.

The previous prime is 463251517. The next prime is 463251563. The reversal of 463251557 is 755152364.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 425968321 + 37283236 = 20639^2 + 6106^2 .

It is a cyclic number.

It is not a de Polignac number, because 463251557 - 2¹² = 463247461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 463251557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463251517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231625778 + 231625779.

It is an arithmetic number, because the mean of its divisors is an integer number (231625779).

Almost surely, 2^463251557 is an apocalyptic number.

It is an amenable number.

463251557 is a deficient number, since it is larger than the sum of its proper divisors (1).

463251557 is an equidigital number, since it uses as much as digits as its factorization.

463251557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 126000, while the sum is 38.

The square root of 463251557 is about 21523.2794201999. The cubic root of 463251557 is about 773.7588497295.

The spelling of 463251557 in words is "four hundred sixty-three million, two hundred fifty-one thousand, five hundred fifty-seven".