403231040323 has 2 divisors, whose sum is σ = 403231040324. Its totient is φ = 403231040322.

The previous prime is 403231040287. The next prime is 403231040351. The reversal of 403231040323 is 323040132304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403231040323 - 2²¹ = 403228943171 is a prime.

It is not a weakly prime, because it can be changed into another prime (403231043323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201615520161 + 201615520162.

It is an arithmetic number, because the mean of its divisors is an integer number (201615520162).

Almost surely, 2^403231040323 is an apocalyptic number.

403231040323 is a deficient number, since it is larger than the sum of its proper divisors (1).

403231040323 is an equidigital number, since it uses as much as digits as its factorization.

403231040323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 403231040323 its reverse (323040132304), we get a palindrome (726271172627).

The spelling of 403231040323 in words is "four hundred three billion, two hundred thirty-one million, forty thousand, three hundred twenty-three".