75957073 has 2 divisors, whose sum is σ = 75957074. Its totient is φ = 75957072.

The previous prime is 75957059. The next prime is 75957103. The reversal of 75957073 is 37075957.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48205249 + 27751824 = 6943^2 + 5268^2 .

It is an emirp because it is prime and its reverse (37075957) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75957073 - 2²¹ = 73859921 is a prime.

It is not a weakly prime, because it can be changed into another prime (75957023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37978536 + 37978537.

It is an arithmetic number, because the mean of its divisors is an integer number (37978537).

Almost surely, 2^75957073 is an apocalyptic number.

It is an amenable number.

75957073 is a deficient number, since it is larger than the sum of its proper divisors (1).

75957073 is an equidigital number, since it uses as much as digits as its factorization.

75957073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 231525, while the sum is 43.

The square root of 75957073 is about 8715.3355070244. The cubic root of 75957073 is about 423.5025928798.

The spelling of 75957073 in words is "seventy-five million, nine hundred fifty-seven thousand, seventy-three".