75311323 has 2 divisors, whose sum is σ = 75311324. Its totient is φ = 75311322.

The previous prime is 75311293. The next prime is 75311339. The reversal of 75311323 is 32311357.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75311323 - 2¹⁷ = 75180251 is a prime.

It is not a weakly prime, because it can be changed into another prime (75311623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37655661 + 37655662.

It is an arithmetic number, because the mean of its divisors is an integer number (37655662).

Almost surely, 2^75311323 is an apocalyptic number.

75311323 is a deficient number, since it is larger than the sum of its proper divisors (1).

75311323 is an equidigital number, since it uses as much as digits as its factorization.

75311323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1890, while the sum is 25.

The square root of 75311323 is about 8678.2096655935. The cubic root of 75311323 is about 422.2990382117.

The spelling of 75311323 in words is "seventy-five million, three hundred eleven thousand, three hundred twenty-three".