75963967 has 2 divisors, whose sum is σ = 75963968. Its totient is φ = 75963966.

The previous prime is 75963931. The next prime is 75964001. The reversal of 75963967 is 76936957.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75963967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75963367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37981983 + 37981984.

It is an arithmetic number, because the mean of its divisors is an integer number (37981984).

Almost surely, 2^75963967 is an apocalyptic number.

75963967 is a deficient number, since it is larger than the sum of its proper divisors (1).

75963967 is an equidigital number, since it uses as much as digits as its factorization.

75963967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2143260, while the sum is 52.

The square root of 75963967 is about 8715.7310077813. The cubic root of 75963967 is about 423.5154051101.

The spelling of 75963967 in words is "seventy-five million, nine hundred sixty-three thousand, nine hundred sixty-seven".