54597019 has 4 divisors (see below), whose sum is σ = 54615880. Its totient is φ = 54578160.

The previous prime is 54596999. The next prime is 54597029. The reversal of 54597019 is 91079545.

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 54597019 - 2⁵ = 54596987 is a prime.

It is a super-2 number, since 2×54597019² = 5961668967372722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54597029) 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, 4074 + ... + 11215.

It is an arithmetic number, because the mean of its divisors is an integer number (13653970).

Almost surely, 2^54597019 is an apocalyptic number.

54597019 is a deficient number, since it is larger than the sum of its proper divisors (18861).

54597019 is a wasteful number, since it uses less digits than its factorization.

54597019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18860.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 54597019 is about 7388.9795641888. The cubic root of 54597019 is about 379.3641698474.

The spelling of 54597019 in words is "fifty-four million, five hundred ninety-seven thousand, nineteen".