63413457 has 4 divisors (see below), whose sum is σ = 84551280. Its totient is φ = 42275636.

The previous prime is 63413447. The next prime is 63413473. The reversal of 63413457 is 75431436.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63413457 - 2⁸ = 63413201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63413447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10568907 + ... + 10568912.

It is an arithmetic number, because the mean of its divisors is an integer number (21137820).

Almost surely, 2^63413457 is an apocalyptic number.

It is an amenable number.

63413457 is a deficient number, since it is larger than the sum of its proper divisors (21137823).

63413457 is a wasteful number, since it uses less digits than its factorization.

63413457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21137822.

The product of its digits is 30240, while the sum is 33.

The square root of 63413457 is about 7963.2566830412. The cubic root of 63413457 is about 398.7742832995.

The spelling of 63413457 in words is "sixty-three million, four hundred thirteen thousand, four hundred fifty-seven".