1136813941 has 2 divisors, whose sum is σ = 1136813942. Its totient is φ = 1136813940.

The previous prime is 1136813933. The next prime is 1136813959. The reversal of 1136813941 is 1493186311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1120240900 + 16573041 = 33470^2 + 4071^2 .

It is a cyclic number.

It is not a de Polignac number, because 1136813941 - 2³ = 1136813933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1136813941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130813941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568406970 + 568406971.

It is an arithmetic number, because the mean of its divisors is an integer number (568406971).

Almost surely, 2^1136813941 is an apocalyptic number.

It is an amenable number.

1136813941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136813941 is an equidigital number, since it uses as much as digits as its factorization.

1136813941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 37.

The square root of 1136813941 is about 33716.6715587408. The cubic root of 1136813941 is about 1043.6698324840.

The spelling of 1136813941 in words is "one billion, one hundred thirty-six million, eight hundred thirteen thousand, nine hundred forty-one".