53525819 has 2 divisors, whose sum is σ = 53525820. Its totient is φ = 53525818.

The previous prime is 53525783. The next prime is 53525821. The reversal of 53525819 is 91852535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53525819 - 2¹² = 53521723 is a prime.

It is a super-2 number, since 2×53525819² = 5730026599241522, which contains 22 as substring.

Together with 53525821, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53525119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26762909 + 26762910.

It is an arithmetic number, because the mean of its divisors is an integer number (26762910).

Almost surely, 2^53525819 is an apocalyptic number.

53525819 is a deficient number, since it is larger than the sum of its proper divisors (1).

53525819 is an equidigital number, since it uses as much as digits as its factorization.

53525819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 38.

The square root of 53525819 is about 7316.1341567798. The cubic root of 53525819 is about 376.8667077282.

The spelling of 53525819 in words is "fifty-three million, five hundred twenty-five thousand, eight hundred nineteen".