53739967 has 2 divisors, whose sum is σ = 53739968. Its totient is φ = 53739966.

The previous prime is 53739949. The next prime is 53739989. The reversal of 53739967 is 76993735.

53739967 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53739967 is a prime.

It is a super-2 number, since 2×53739967² = 5775968106322178, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53739967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53739997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26869983 + 26869984.

It is an arithmetic number, because the mean of its divisors is an integer number (26869984).

Almost surely, 2^53739967 is an apocalyptic number.

53739967 is a deficient number, since it is larger than the sum of its proper divisors (1).

53739967 is an equidigital number, since it uses as much as digits as its factorization.

53739967 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 53739967 is about 7330.7548724535. The cubic root of 53739967 is about 377.3686328573.

It can be divided in two parts, 537 and 39967, that added together give a palindrome (40504).

The spelling of 53739967 in words is "fifty-three million, seven hundred thirty-nine thousand, nine hundred sixty-seven".