75799951 has 2 divisors, whose sum is σ = 75799952. Its totient is φ = 75799950.

The previous prime is 75799943. The next prime is 75799963. The reversal of 75799951 is 15999757.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (15999757) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75799951 - 2³ = 75799943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75799921) 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, 37899975 + 37899976.

It is an arithmetic number, because the mean of its divisors is an integer number (37899976).

Almost surely, 2^75799951 is an apocalyptic number.

75799951 is a deficient number, since it is larger than the sum of its proper divisors (1).

75799951 is an equidigital number, since it uses as much as digits as its factorization.

75799951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 893025, while the sum is 52.

The square root of 75799951 is about 8706.3167298232. The cubic root of 75799951 is about 423.2103773498.

The spelling of 75799951 in words is "seventy-five million, seven hundred ninety-nine thousand, nine hundred fifty-one".