5312040323 has 2 divisors, whose sum is σ = 5312040324. Its totient is φ = 5312040322.

The previous prime is 5312040317. The next prime is 5312040379. The reversal of 5312040323 is 3230402135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5312040323 - 2⁶ = 5312040259 is a prime.

It is a super-3 number, since 3×5312040323³ (a number of 30 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5312040523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656020161 + 2656020162.

It is an arithmetic number, because the mean of its divisors is an integer number (2656020162).

Almost surely, 2^5312040323 is an apocalyptic number.

5312040323 is a deficient number, since it is larger than the sum of its proper divisors (1).

5312040323 is an equidigital number, since it uses as much as digits as its factorization.

5312040323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 5312040323 is about 72883.7452591454. The cubic root of 5312040323 is about 1744.8326835250.

Adding to 5312040323 its reverse (3230402135), we get a palindrome (8542442458).

The spelling of 5312040323 in words is "five billion, three hundred twelve million, forty thousand, three hundred twenty-three".