431400134303 has 2 divisors, whose sum is σ = 431400134304. Its totient is φ = 431400134302.

The previous prime is 431400134281. The next prime is 431400134447. The reversal of 431400134303 is 303431004134.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431400134303 - 2¹⁸ = 431399872159 is a prime.

It is a super-2 number, since 2×431400134303² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431400134003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215700067151 + 215700067152.

It is an arithmetic number, because the mean of its divisors is an integer number (215700067152).

Almost surely, 2^431400134303 is an apocalyptic number.

431400134303 is a deficient number, since it is larger than the sum of its proper divisors (1).

431400134303 is an equidigital number, since it uses as much as digits as its factorization.

431400134303 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 26.

Adding to 431400134303 its reverse (303431004134), we get a palindrome (734831138437).

The spelling of 431400134303 in words is "four hundred thirty-one billion, four hundred million, one hundred thirty-four thousand, three hundred three".