124691339 has 2 divisors, whose sum is σ = 124691340. Its totient is φ = 124691338.

The previous prime is 124691321. The next prime is 124691353. The reversal of 124691339 is 933196421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124691339 - 2¹² = 124687243 is a prime.

It is a super-2 number, since 2×124691339² = 31095860043225842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124691389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62345669 + 62345670.

It is an arithmetic number, because the mean of its divisors is an integer number (62345670).

Almost surely, 2^124691339 is an apocalyptic number.

124691339 is a deficient number, since it is larger than the sum of its proper divisors (1).

124691339 is an equidigital number, since it uses as much as digits as its factorization.

124691339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 38.

The square root of 124691339 is about 11166.5276160497. The cubic root of 124691339 is about 499.5881127910.

The spelling of 124691339 in words is "one hundred twenty-four million, six hundred ninety-one thousand, three hundred thirty-nine".