63304157 has 4 divisors (see below), whose sum is σ = 72347616. Its totient is φ = 54260700.

The previous prime is 63304133. The next prime is 63304223. The reversal of 63304157 is 75140336.

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 63304157 - 2⁶ = 63304093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63304057) 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 in 3 ways as a sum of consecutive naturals, for example, 4521719 + ... + 4521732.

It is an arithmetic number, because the mean of its divisors is an integer number (18086904).

Almost surely, 2^63304157 is an apocalyptic number.

It is an amenable number.

63304157 is a deficient number, since it is larger than the sum of its proper divisors (9043459).

63304157 is an equidigital number, since it uses as much as digits as its factorization.

63304157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9043458.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 63304157 is about 7956.3909531898. The cubic root of 63304157 is about 398.5450412375.

The spelling of 63304157 in words is "sixty-three million, three hundred four thousand, one hundred fifty-seven".