1040135699 has 2 divisors, whose sum is σ = 1040135700. Its totient is φ = 1040135698.

The previous prime is 1040135617. The next prime is 1040135711. The reversal of 1040135699 is 9965310401.

It is a strong prime.

It is an emirp because it is prime and its reverse (9965310401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1040135699 - 2²⁸ = 771700243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040138699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520067849 + 520067850.

It is an arithmetic number, because the mean of its divisors is an integer number (520067850).

Almost surely, 2^1040135699 is an apocalyptic number.

1040135699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040135699 is an equidigital number, since it uses as much as digits as its factorization.

1040135699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 1040135699 is about 32251.1348482499. The cubic root of 1040135699 is about 1013.2034675185.

The spelling of 1040135699 in words is "one billion, forty million, one hundred thirty-five thousand, six hundred ninety-nine".