331412423 has 2 divisors, whose sum is σ = 331412424. Its totient is φ = 331412422.

The previous prime is 331412363. The next prime is 331412437. The reversal of 331412423 is 324214133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 331412423 - 2¹⁶ = 331346887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331412623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165706211 + 165706212.

It is an arithmetic number, because the mean of its divisors is an integer number (165706212).

Almost surely, 2^331412423 is an apocalyptic number.

331412423 is a deficient number, since it is larger than the sum of its proper divisors (1).

331412423 is an equidigital number, since it uses as much as digits as its factorization.

331412423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

The square root of 331412423 is about 18204.7362793313. The cubic root of 331412423 is about 692.0268228602.

Adding to 331412423 its reverse (324214133), we get a palindrome (655626556).

The spelling of 331412423 in words is "three hundred thirty-one million, four hundred twelve thousand, four hundred twenty-three".