54699259 has 4 divisors (see below), whose sum is σ = 54722304. Its totient is φ = 54676216.

The previous prime is 54699247. The next prime is 54699263. The reversal of 54699259 is 95299645.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54699259 - 2⁷ = 54699131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54699559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7492 + ... + 12865.

It is an arithmetic number, because the mean of its divisors is an integer number (13680576).

Almost surely, 2^54699259 is an apocalyptic number.

54699259 is a deficient number, since it is larger than the sum of its proper divisors (23045).

54699259 is a wasteful number, since it uses less digits than its factorization.

54699259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23044.

The product of its digits is 874800, while the sum is 49.

The square root of 54699259 is about 7395.8947396512. The cubic root of 54699259 is about 379.6008250584.

The spelling of 54699259 in words is "fifty-four million, six hundred ninety-nine thousand, two hundred fifty-nine".