53099519 has 12 divisors (see below), whose sum is σ = 59613792. Its totient is φ = 47240160.

The previous prime is 53099513. The next prime is 53099531. The reversal of 53099519 is 91599035.

It is not a de Polignac number, because 53099519 - 2¹⁶ = 53033983 is a prime.

It is a super-2 number, since 2×53099519² = 5639117836062722, 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 (53099513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1019 + ... + 10355.

It is an arithmetic number, because the mean of its divisors is an integer number (4967816).

Almost surely, 2^53099519 is an apocalyptic number.

53099519 is a deficient number, since it is larger than the sum of its proper divisors (6514273).

53099519 is a wasteful number, since it uses less digits than its factorization.

53099519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9406 (or 9395 counting only the distinct ones).

The product of its (nonzero) digits is 54675, while the sum is 41.

The square root of 53099519 is about 7286.9416767256. The cubic root of 53099519 is about 375.8635364715.

The spelling of 53099519 in words is "fifty-three million, ninety-nine thousand, five hundred nineteen".