434132431 has 2 divisors, whose sum is σ = 434132432. Its totient is φ = 434132430.

The previous prime is 434132423. The next prime is 434132437. The reversal of 434132431 is 134231434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434132431 - 2³ = 434132423 is a prime.

It is a super-2 number, since 2×434132431² = 376941935291939522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 434132396 and 434132405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434132437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217066215 + 217066216.

It is an arithmetic number, because the mean of its divisors is an integer number (217066216).

Almost surely, 2^434132431 is an apocalyptic number.

434132431 is a deficient number, since it is larger than the sum of its proper divisors (1).

434132431 is an equidigital number, since it uses as much as digits as its factorization.

434132431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 434132431 is about 20835.8448592804. The cubic root of 434132431 is about 757.1944290644.

Adding to 434132431 its reverse (134231434), we get a palindrome (568363865).

The spelling of 434132431 in words is "four hundred thirty-four million, one hundred thirty-two thousand, four hundred thirty-one".