1350511439 has 2 divisors, whose sum is σ = 1350511440. Its totient is φ = 1350511438.

The previous prime is 1350511387. The next prime is 1350511453. The reversal of 1350511439 is 9341150531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1350511439 is a prime.

It is a super-2 number, since 2×1350511439² = 3647762293739701442, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1350511639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675255719 + 675255720.

It is an arithmetic number, because the mean of its divisors is an integer number (675255720).

Almost surely, 2^1350511439 is an apocalyptic number.

1350511439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1350511439 is an equidigital number, since it uses as much as digits as its factorization.

1350511439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 1350511439 is about 36749.3052859506. The cubic root of 1350511439 is about 1105.3489991849.

The spelling of 1350511439 in words is "one billion, three hundred fifty million, five hundred eleven thousand, four hundred thirty-nine".