54309699 has 6 divisors (see below), whose sum is σ = 78447356. Its totient is φ = 36206460.

The previous prime is 54309691. The next prime is 54309719. The reversal of 54309699 is 99690345.

It is a happy number.

It is not a de Polignac number, because 54309699 - 2³ = 54309691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54309691) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3017197 + ... + 3017214.

Almost surely, 2^54309699 is an apocalyptic number.

54309699 is a deficient number, since it is larger than the sum of its proper divisors (24137657).

54309699 is a wasteful number, since it uses less digits than its factorization.

54309699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6034417 (or 6034414 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 54309699 is about 7369.5114492075. The cubic root of 54309699 is about 378.6975236907.

It can be divided in two parts, 5430 and 9699, that added together give a square (15129 = 123²).

The spelling of 54309699 in words is "fifty-four million, three hundred nine thousand, six hundred ninety-nine".