52997719 has 2 divisors, whose sum is σ = 52997720. Its totient is φ = 52997718.

The previous prime is 52997713. The next prime is 52997729. The reversal of 52997719 is 91779925.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52997719 - 2¹¹ = 52995671 is a prime.

It is a super-3 number, since 3×52997719³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52997713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26498859 + 26498860.

It is an arithmetic number, because the mean of its divisors is an integer number (26498860).

Almost surely, 2^52997719 is an apocalyptic number.

52997719 is a deficient number, since it is larger than the sum of its proper divisors (1).

52997719 is an equidigital number, since it uses as much as digits as its factorization.

52997719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 357210, while the sum is 49.

The square root of 52997719 is about 7279.9532278717. The cubic root of 52997719 is about 375.6231866103.

The spelling of 52997719 in words is "fifty-two million, nine hundred ninety-seven thousand, seven hundred nineteen".