54312263 has 16 divisors (see below), whose sum is σ = 59863680. Its totient is φ = 49061376.

The previous prime is 54312259. The next prime is 54312283. The reversal of 54312263 is 36221345.

It is a cyclic number.

It is not a de Polignac number, because 54312263 - 2² = 54312259 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 (54312233) 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, 49145 + ... + 50237.

It is an arithmetic number, because the mean of its divisors is an integer number (3741480).

Almost surely, 2^54312263 is an apocalyptic number.

54312263 is a deficient number, since it is larger than the sum of its proper divisors (5551417).

54312263 is a wasteful number, since it uses less digits than its factorization.

54312263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226.

The product of its digits is 4320, while the sum is 26.

The square root of 54312263 is about 7369.6854071256. The cubic root of 54312263 is about 378.7034831245.

The spelling of 54312263 in words is "fifty-four million, three hundred twelve thousand, two hundred sixty-three".