1434311231 has 4 divisors (see below), whose sum is σ = 1434394872. Its totient is φ = 1434227592.

The previous prime is 1434311213. The next prime is 1434311237. The reversal of 1434311231 is 1321134341.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1434311231 - 2⁶ = 1434311167 is a prime.

It is a super-2 number, since 2×1434311231² = 4114497414745470722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1434311197 and 1434311206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434311237) 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, 5696 + ... + 53861.

It is an arithmetic number, because the mean of its divisors is an integer number (358598718).

Almost surely, 2^1434311231 is an apocalyptic number.

1434311231 is a deficient number, since it is larger than the sum of its proper divisors (83641).

1434311231 is an equidigital number, since it uses as much as digits as its factorization.

1434311231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83640.

The product of its digits is 864, while the sum is 23.

The square root of 1434311231 is about 37872.3016332517. The cubic root of 1434311231 is about 1127.7542342088.

Adding to 1434311231 its reverse (1321134341), we get a palindrome (2755445572).

The spelling of 1434311231 in words is "one billion, four hundred thirty-four million, three hundred eleven thousand, two hundred thirty-one".