75964039 has 2 divisors, whose sum is σ = 75964040. Its totient is φ = 75964038.

The previous prime is 75964037. The next prime is 75964051. The reversal of 75964039 is 93046957.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75964039 - 2¹ = 75964037 is a prime.

Together with 75964037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 75963986 and 75964004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75964037) 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, 37982019 + 37982020.

It is an arithmetic number, because the mean of its divisors is an integer number (37982020).

Almost surely, 2^75964039 is an apocalyptic number.

75964039 is a deficient number, since it is larger than the sum of its proper divisors (1).

75964039 is an equidigital number, since it uses as much as digits as its factorization.

75964039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 75964039 is about 8715.7351382428. The cubic root of 75964039 is about 423.5155389152.

The spelling of 75964039 in words is "seventy-five million, nine hundred sixty-four thousand, thirty-nine".