1339291123 has 2 divisors, whose sum is σ = 1339291124. Its totient is φ = 1339291122.

The previous prime is 1339291097. The next prime is 1339291139. The reversal of 1339291123 is 3211929331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1339291123 - 2²⁹ = 802420211 is a prime.

It is a super-2 number, since 2×1339291123² = 3587401424293202258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1339291193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669645561 + 669645562.

It is an arithmetic number, because the mean of its divisors is an integer number (669645562).

Almost surely, 2^1339291123 is an apocalyptic number.

1339291123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1339291123 is an equidigital number, since it uses as much as digits as its factorization.

1339291123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748, while the sum is 34.

The square root of 1339291123 is about 36596.3266326007. The cubic root of 1339291123 is about 1102.2793296211.

The spelling of 1339291123 in words is "one billion, three hundred thirty-nine million, two hundred ninety-one thousand, one hundred twenty-three".