1136215189 has 2 divisors, whose sum is σ = 1136215190. Its totient is φ = 1136215188.

The previous prime is 1136215183. The next prime is 1136215211. The reversal of 1136215189 is 9815126311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1131784164 + 4431025 = 33642^2 + 2105^2 .

It is a cyclic number.

It is not a de Polignac number, because 1136215189 - 2¹⁹ = 1135690901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1136215183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568107594 + 568107595.

It is an arithmetic number, because the mean of its divisors is an integer number (568107595).

Almost surely, 2^1136215189 is an apocalyptic number.

It is an amenable number.

1136215189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136215189 is an equidigital number, since it uses as much as digits as its factorization.

1136215189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 37.

The square root of 1136215189 is about 33707.7912210219. The cubic root of 1136215189 is about 1043.4865690905.

The spelling of 1136215189 in words is "one billion, one hundred thirty-six million, two hundred fifteen thousand, one hundred eighty-nine".