1135976399 has 2 divisors, whose sum is σ = 1135976400. Its totient is φ = 1135976398.

The previous prime is 1135976353. The next prime is 1135976407. The reversal of 1135976399 is 9936795311.

It is a strong prime.

It is an emirp because it is prime and its reverse (9936795311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1135976399 - 2¹² = 1135972303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1135976399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135976899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567988199 + 567988200.

It is an arithmetic number, because the mean of its divisors is an integer number (567988200).

Almost surely, 2^1135976399 is an apocalyptic number.

1135976399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135976399 is an equidigital number, since it uses as much as digits as its factorization.

1135976399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1377810, while the sum is 53.

The square root of 1135976399 is about 33704.2489754630. The cubic root of 1135976399 is about 1043.4134633332.

The spelling of 1135976399 in words is "one billion, one hundred thirty-five million, nine hundred seventy-six thousand, three hundred ninety-nine".