54119519 has 4 divisors (see below), whose sum is σ = 55140696. Its totient is φ = 53098344.

The previous prime is 54119509. The next prime is 54119531. The reversal of 54119519 is 91591145.

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 54119519 - 2¹⁶ = 54053983 is a prime.

It is a super-2 number, since 2×54119519² = 5857844673582722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54119509) 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, 510509 + ... + 510614.

It is an arithmetic number, because the mean of its divisors is an integer number (13785174).

Almost surely, 2^54119519 is an apocalyptic number.

54119519 is a deficient number, since it is larger than the sum of its proper divisors (1021177).

54119519 is a wasteful number, since it uses less digits than its factorization.

54119519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021176.

The product of its digits is 8100, while the sum is 35.

The square root of 54119519 is about 7356.5969714264. The cubic root of 54119519 is about 378.2549696785.

The spelling of 54119519 in words is "fifty-four million, one hundred nineteen thousand, five hundred nineteen".