63979353 has 12 divisors (see below), whose sum is σ = 96432960. Its totient is φ = 40798296.

The previous prime is 63979351. The next prime is 63979367. The reversal of 63979353 is 35397936.

63979353 is a `hidden beast` number, since 639 + 7 + 9 + 3 + 5 + 3 = 666.

It is not a de Polignac number, because 63979353 - 2¹ = 63979351 is a prime.

It is a super-2 number, since 2×63979353² = 8186715220597218, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63979299 and 63979308.

It is not an unprimeable number, because it can be changed into a prime (63979351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154333 + ... + 154746.

It is an arithmetic number, because the mean of its divisors is an integer number (8036080).

Almost surely, 2^63979353 is an apocalyptic number.

It is an amenable number.

63979353 is a deficient number, since it is larger than the sum of its proper divisors (32453607).

63979353 is a wasteful number, since it uses less digits than its factorization.

63979353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309108 (or 309105 counting only the distinct ones).

The product of its digits is 459270, while the sum is 45.

The square root of 63979353 is about 7998.7094584064. The cubic root of 63979353 is about 399.9569807902.

The spelling of 63979353 in words is "sixty-three million, nine hundred seventy-nine thousand, three hundred fifty-three".