1334013231 has 4 divisors (see below), whose sum is σ = 1778684312. Its totient is φ = 889342152.

The previous prime is 1334013227. The next prime is 1334013293. The reversal of 1334013231 is 1323104331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1323104331 = 3 ⋅441034777.

It is not a de Polignac number, because 1334013231 - 2² = 1334013227 is a prime.

It is a super-2 number, since 2×1334013231² = 3559182600966118722, 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 = 1334013198 and 1334013207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334013211) 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, 222335536 + ... + 222335541.

It is an arithmetic number, because the mean of its divisors is an integer number (444671078).

Almost surely, 2^1334013231 is an apocalyptic number.

1334013231 is a deficient number, since it is larger than the sum of its proper divisors (444671081).

1334013231 is an equidigital number, since it uses as much as digits as its factorization.

1334013231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444671080.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1334013231 is about 36524.1458627029. The cubic root of 1334013231 is about 1100.8294655609.

Adding to 1334013231 its reverse (1323104331), we get a palindrome (2657117562).

The spelling of 1334013231 in words is "one billion, three hundred thirty-four million, thirteen thousand, two hundred thirty-one".