75213323 has 2 divisors, whose sum is σ = 75213324. Its totient is φ = 75213322.

The previous prime is 75213319. The next prime is 75213331. The reversal of 75213323 is 32331257.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75213323 - 2² = 75213319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75213292 and 75213301.

It is not a weakly prime, because it can be changed into another prime (75213623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37606661 + 37606662.

It is an arithmetic number, because the mean of its divisors is an integer number (37606662).

Almost surely, 2^75213323 is an apocalyptic number.

75213323 is a deficient number, since it is larger than the sum of its proper divisors (1).

75213323 is an equidigital number, since it uses as much as digits as its factorization.

75213323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 26.

The square root of 75213323 is about 8672.5615016557. The cubic root of 75213323 is about 422.1157843610.

The spelling of 75213323 in words is "seventy-five million, two hundred thirteen thousand, three hundred twenty-three".