53963731 has 2 divisors, whose sum is σ = 53963732. Its totient is φ = 53963730.

The previous prime is 53963713. The next prime is 53963737. The reversal of 53963731 is 13736935.

It is a happy number.

Together with previous prime (53963713) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53963731 - 2⁷ = 53963603 is a prime.

It is a super-2 number, since 2×53963731² = 5824168526880722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53963737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26981865 + 26981866.

It is an arithmetic number, because the mean of its divisors is an integer number (26981866).

Almost surely, 2^53963731 is an apocalyptic number.

53963731 is a deficient number, since it is larger than the sum of its proper divisors (1).

53963731 is an equidigital number, since it uses as much as digits as its factorization.

53963731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030, while the sum is 37.

The square root of 53963731 is about 7346.0010209637. The cubic root of 53963731 is about 377.8916736519.

The spelling of 53963731 in words is "fifty-three million, nine hundred sixty-three thousand, seven hundred thirty-one".