434040131 has 4 divisors (see below), whose sum is σ = 496045872. Its totient is φ = 372034392.

The previous prime is 434040121. The next prime is 434040133. The reversal of 434040131 is 131040434.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434040131 - 2⁶ = 434040067 is a prime.

It is a super-2 number, since 2×434040131² = 376781670636994322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434040133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31002860 + ... + 31002873.

It is an arithmetic number, because the mean of its divisors is an integer number (124011468).

Almost surely, 2^434040131 is an apocalyptic number.

434040131 is a deficient number, since it is larger than the sum of its proper divisors (62005741).

434040131 is an equidigital number, since it uses as much as digits as its factorization.

434040131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62005740.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 434040131 is about 20833.6298085571. The cubic root of 434040131 is about 757.1407634128.

Adding to 434040131 its reverse (131040434), we get a palindrome (565080565).

The spelling of 434040131 in words is "four hundred thirty-four million, forty thousand, one hundred thirty-one".