1136022491 has 2 divisors, whose sum is σ = 1136022492. Its totient is φ = 1136022490.

The previous prime is 1136022487. The next prime is 1136022527. The reversal of 1136022491 is 1942206311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1136022491 - 2² = 1136022487 is a prime.

It is not a weakly prime, because it can be changed into another prime (1136022431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568011245 + 568011246.

It is an arithmetic number, because the mean of its divisors is an integer number (568011246).

Almost surely, 2^1136022491 is an apocalyptic number.

1136022491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136022491 is an equidigital number, since it uses as much as digits as its factorization.

1136022491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1136022491 is about 33704.9327398825. The cubic root of 1136022491 is about 1043.4275752352.

The spelling of 1136022491 in words is "one billion, one hundred thirty-six million, twenty-two thousand, four hundred ninety-one".