54099279 has 32 divisors (see below), whose sum is σ = 87449600. Its totient is φ = 32853600.

The previous prime is 54099277. The next prime is 54099281. The reversal of 54099279 is 97299045.

It is an interprime number because it is at equal distance from previous prime (54099277) and next prime (54099281).

It is not a de Polignac number, because 54099279 - 2¹ = 54099277 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54099277) 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 31 ways as a sum of consecutive naturals, for example, 26754 + ... + 28704.

It is an arithmetic number, because the mean of its divisors is an integer number (2732800).

Almost surely, 2^54099279 is an apocalyptic number.

54099279 is a deficient number, since it is larger than the sum of its proper divisors (33350321).

54099279 is a wasteful number, since it uses less digits than its factorization.

54099279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052 (or 2046 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 54099279 is about 7355.2212067347. The cubic root of 54099279 is about 378.2078096437.

The spelling of 54099279 in words is "fifty-four million, ninety-nine thousand, two hundred seventy-nine".