1463655231 has 16 divisors (see below), whose sum is σ = 2182744320. Its totient is φ = 969305400.

The previous prime is 1463655211. The next prime is 1463655311. The reversal of 1463655231 is 1325563641.

1463655231 is a `hidden beast` number, since 1 + 46 + 36 + 552 + 31 = 666.

It is not a de Polignac number, because 1463655231 - 2⁹ = 1463654719 is a prime.

It is a super-2 number, since 2×1463655231² = 4284573270467326722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1463655211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175425 + ... + 183578.

It is an arithmetic number, because the mean of its divisors is an integer number (136421520).

Almost surely, 2^1463655231 is an apocalyptic number.

1463655231 is a deficient number, since it is larger than the sum of its proper divisors (719089089).

1463655231 is a wasteful number, since it uses less digits than its factorization.

1463655231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359163 (or 359157 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 1463655231 is about 38257.7473330566. The cubic root of 1463655231 is about 1135.3931325882.

The spelling of 1463655231 in words is "one billion, four hundred sixty-three million, six hundred fifty-five thousand, two hundred thirty-one".