63325131 has 4 divisors (see below), whose sum is σ = 84433512. Its totient is φ = 42216752.

The previous prime is 63325123. The next prime is 63325133. The reversal of 63325131 is 13152336.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63325131 - 2³ = 63325123 is a prime.

It is a super-2 number, since 2×63325131² = 8020144432334322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63325133) 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, 10554186 + ... + 10554191.

It is an arithmetic number, because the mean of its divisors is an integer number (21108378).

Almost surely, 2^63325131 is an apocalyptic number.

63325131 is a deficient number, since it is larger than the sum of its proper divisors (21108381).

63325131 is a wasteful number, since it uses less digits than its factorization.

63325131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21108380.

The product of its digits is 1620, while the sum is 24.

The square root of 63325131 is about 7957.7089039497. The cubic root of 63325131 is about 398.5890518317.

Adding to 63325131 its reverse (13152336), we get a palindrome (76477467).

The spelling of 63325131 in words is "sixty-three million, three hundred twenty-five thousand, one hundred thirty-one".