65631367 has 2 divisors, whose sum is σ = 65631368. Its totient is φ = 65631366.

The previous prime is 65631341. The next prime is 65631389. The reversal of 65631367 is 76313656.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65631367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65634367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32815683 + 32815684.

It is an arithmetic number, because the mean of its divisors is an integer number (32815684).

Almost surely, 2^65631367 is an apocalyptic number.

65631367 is a deficient number, since it is larger than the sum of its proper divisors (1).

65631367 is an equidigital number, since it uses as much as digits as its factorization.

65631367 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 65631367 is about 8101.3188432502. The cubic root of 65631367 is about 403.3702057829.

It can be divided in two parts, 656 and 31367, that added together give a palindrome (32023).

The spelling of 65631367 in words is "sixty-five million, six hundred thirty-one thousand, three hundred sixty-seven".