53957623 has 2 divisors, whose sum is σ = 53957624. Its totient is φ = 53957622.

The previous prime is 53957621. The next prime is 53957653. The reversal of 53957623 is 32675935.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53957623 - 2¹ = 53957621 is a prime.

It is a super-2 number, since 2×53957623² = 5822850159620258, which contains 22 as substring.

Together with 53957621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53957621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26978811 + 26978812.

It is an arithmetic number, because the mean of its divisors is an integer number (26978812).

Almost surely, 2^53957623 is an apocalyptic number.

53957623 is a deficient number, since it is larger than the sum of its proper divisors (1).

53957623 is an equidigital number, since it uses as much as digits as its factorization.

53957623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 40.

The square root of 53957623 is about 7345.5852728016. The cubic root of 53957623 is about 377.8774156222.

The spelling of 53957623 in words is "fifty-three million, nine hundred fifty-seven thousand, six hundred twenty-three".