53477719 has 2 divisors, whose sum is σ = 53477720. Its totient is φ = 53477718.

The previous prime is 53477713. The next prime is 53477729. The reversal of 53477719 is 91777435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53477719 - 2⁵ = 53477687 is a prime.

It is a super-2 number, since 2×53477719² = 5719732858885922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53477713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26738859 + 26738860.

It is an arithmetic number, because the mean of its divisors is an integer number (26738860).

Almost surely, 2^53477719 is an apocalyptic number.

53477719 is a deficient number, since it is larger than the sum of its proper divisors (1).

53477719 is an equidigital number, since it uses as much as digits as its factorization.

53477719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 185220, while the sum is 43.

The square root of 53477719 is about 7312.8461627468. The cubic root of 53477719 is about 376.7537857675.

The spelling of 53477719 in words is "fifty-three million, four hundred seventy-seven thousand, seven hundred nineteen".