53699773 has 2 divisors, whose sum is σ = 53699774. Its totient is φ = 53699772.

The previous prime is 53699761. The next prime is 53699827. The reversal of 53699773 is 37799635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48191364 + 5508409 = 6942^2 + 2347^2 .

It is a cyclic number.

It is not a de Polignac number, because 53699773 - 2²⁵ = 20145341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53699713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26849886 + 26849887.

It is an arithmetic number, because the mean of its divisors is an integer number (26849887).

Almost surely, 2^53699773 is an apocalyptic number.

It is an amenable number.

53699773 is a deficient number, since it is larger than the sum of its proper divisors (1).

53699773 is an equidigital number, since it uses as much as digits as its factorization.

53699773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1071630, while the sum is 49.

The square root of 53699773 is about 7328.0128957310. The cubic root of 53699773 is about 377.2745269941.

The spelling of 53699773 in words is "fifty-three million, six hundred ninety-nine thousand, seven hundred seventy-three".