53137519 has 2 divisors, whose sum is σ = 53137520. Its totient is φ = 53137518.

The previous prime is 53137507. The next prime is 53137549. The reversal of 53137519 is 91573135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53137519 - 2¹¹ = 53135471 is a prime.

It is a super-2 number, since 2×53137519² = 5647191850950722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53137549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26568759 + 26568760.

It is an arithmetic number, because the mean of its divisors is an integer number (26568760).

Almost surely, 2^53137519 is an apocalyptic number.

53137519 is a deficient number, since it is larger than the sum of its proper divisors (1).

53137519 is an equidigital number, since it uses as much as digits as its factorization.

53137519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14175, while the sum is 34.

The square root of 53137519 is about 7289.5486142833. The cubic root of 53137519 is about 375.9531757558.

The spelling of 53137519 in words is "fifty-three million, one hundred thirty-seven thousand, five hundred nineteen".