31055463 has 6 divisors (see below), whose sum is σ = 44857904. Its totient is φ = 20703636.

The previous prime is 31055449. The next prime is 31055467. The reversal of 31055463 is 36455013.

It is not a de Polignac number, because 31055463 - 2⁸ = 31055207 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 (31055467) 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 5 ways as a sum of consecutive naturals, for example, 1725295 + ... + 1725312.

Almost surely, 2^31055463 is an apocalyptic number.

31055463 is a deficient number, since it is larger than the sum of its proper divisors (13802441).

31055463 is a wasteful number, since it uses less digits than its factorization.

31055463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450613 (or 3450610 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 31055463 is about 5572.7428614642. The cubic root of 31055463 is about 314.3252981331.

The spelling of 31055463 in words is "thirty-one million, fifty-five thousand, four hundred sixty-three".