1038669739 has 2 divisors, whose sum is σ = 1038669740. Its totient is φ = 1038669738.

The previous prime is 1038669733. The next prime is 1038669781. The reversal of 1038669739 is 9379668301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1038669739 - 2⁵ = 1038669707 is a prime.

It is not a weakly prime, because it can be changed into another prime (1038669733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519334869 + 519334870.

It is an arithmetic number, because the mean of its divisors is an integer number (519334870).

Almost surely, 2^1038669739 is an apocalyptic number.

1038669739 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038669739 is an equidigital number, since it uses as much as digits as its factorization.

1038669739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 1038669739 is about 32228.3995724268. The cubic root of 1038669739 is about 1012.7272430856.

The spelling of 1038669739 in words is "one billion, thirty-eight million, six hundred sixty-nine thousand, seven hundred thirty-nine".