1334131217 has 2 divisors, whose sum is σ = 1334131218. Its totient is φ = 1334131216.

The previous prime is 1334131199. The next prime is 1334131231. The reversal of 1334131217 is 7121314331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 671017216 + 663114001 = 25904^2 + 25751^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334131217 - 2⁶ = 1334131153 is a prime.

It is a super-2 number, since 2×1334131217² = 3559812208347802178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1334131277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667065608 + 667065609.

It is an arithmetic number, because the mean of its divisors is an integer number (667065609).

Almost surely, 2^1334131217 is an apocalyptic number.

It is an amenable number.

1334131217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1334131217 is an equidigital number, since it uses as much as digits as its factorization.

1334131217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 26.

The square root of 1334131217 is about 36525.7610050770. The cubic root of 1334131217 is about 1100.8619186714.

Adding to 1334131217 its reverse (7121314331), we get a palindrome (8455445548).

The spelling of 1334131217 in words is "one billion, three hundred thirty-four million, one hundred thirty-one thousand, two hundred seventeen".