53763881 has 2 divisors, whose sum is σ = 53763882. Its totient is φ = 53763880.

The previous prime is 53763851. The next prime is 53763887. The reversal of 53763881 is 18836735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43626025 + 10137856 = 6605^2 + 3184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53763881 is a prime.

It is a super-2 number, since 2×53763881² = 5781109800364322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53763887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26881940 + 26881941.

It is an arithmetic number, because the mean of its divisors is an integer number (26881941).

Almost surely, 2^53763881 is an apocalyptic number.

It is an amenable number.

53763881 is a deficient number, since it is larger than the sum of its proper divisors (1).

53763881 is an equidigital number, since it uses as much as digits as its factorization.

53763881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 41.

The square root of 53763881 is about 7332.3857645380. The cubic root of 53763881 is about 377.4246002357.

The spelling of 53763881 in words is "fifty-three million, seven hundred sixty-three thousand, eight hundred eighty-one".