75092813 has 2 divisors, whose sum is σ = 75092814. Its totient is φ = 75092812.

The previous prime is 75092789. The next prime is 75092833. The reversal of 75092813 is 31829057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67683529 + 7409284 = 8227^2 + 2722^2 .

It is a cyclic number.

It is not a de Polignac number, because 75092813 - 2¹⁰ = 75091789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75092833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37546406 + 37546407.

It is an arithmetic number, because the mean of its divisors is an integer number (37546407).

Almost surely, 2^75092813 is an apocalyptic number.

It is an amenable number.

75092813 is a deficient number, since it is larger than the sum of its proper divisors (1).

75092813 is an equidigital number, since it uses as much as digits as its factorization.

75092813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 75092813 is about 8665.6109421090. The cubic root of 75092813 is about 421.8902198661.

The spelling of 75092813 in words is "seventy-five million, ninety-two thousand, eight hundred thirteen".