54007199 has 4 divisors (see below), whose sum is σ = 54395880. Its totient is φ = 53618520.

The previous prime is 54007169. The next prime is 54007201. The reversal of 54007199 is 99170045.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54007199 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 (54007169) 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, 194132 + ... + 194409.

It is an arithmetic number, because the mean of its divisors is an integer number (13598970).

Almost surely, 2^54007199 is an apocalyptic number.

54007199 is a deficient number, since it is larger than the sum of its proper divisors (388681).

54007199 is a wasteful number, since it uses less digits than its factorization.

54007199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388680.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 54007199 is about 7348.9590419324. The cubic root of 54007199 is about 377.9931108362.

The spelling of 54007199 in words is "fifty-four million, seven thousand, one hundred ninety-nine".