1450023539 has 2 divisors, whose sum is σ = 1450023540. Its totient is φ = 1450023538.

The previous prime is 1450023527. The next prime is 1450023587. The reversal of 1450023539 is 9353200541.

It is a weak prime.

It is an emirp because it is prime and its reverse (9353200541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1450023539 - 2⁸ = 1450023283 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1450023139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725011769 + 725011770.

It is an arithmetic number, because the mean of its divisors is an integer number (725011770).

Almost surely, 2^1450023539 is an apocalyptic number.

1450023539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450023539 is an equidigital number, since it uses as much as digits as its factorization.

1450023539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 1450023539 is about 38079.1746102775. The cubic root of 1450023539 is about 1131.8573206759.

The spelling of 1450023539 in words is "one billion, four hundred fifty million, twenty-three thousand, five hundred thirty-nine".