53576977 has 2 divisors, whose sum is σ = 53576978. Its totient is φ = 53576976.

The previous prime is 53576953. The next prime is 53576981. The reversal of 53576977 is 77967535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53567761 + 9216 = 7319^2 + 96^2 .

It is a cyclic number.

It is not a de Polignac number, because 53576977 - 2¹¹ = 53574929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53576977.

It is not a weakly prime, because it can be changed into another prime (53576917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26788488 + 26788489.

It is an arithmetic number, because the mean of its divisors is an integer number (26788489).

Almost surely, 2^53576977 is an apocalyptic number.

It is an amenable number.

53576977 is a deficient number, since it is larger than the sum of its proper divisors (1).

53576977 is an equidigital number, since it uses as much as digits as its factorization.

53576977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1389150, while the sum is 49.

The square root of 53576977 is about 7319.6295671297. The cubic root of 53576977 is about 376.9867345885.

The spelling of 53576977 in words is "fifty-three million, five hundred seventy-six thousand, nine hundred seventy-seven".