1136071691 has 2 divisors, whose sum is σ = 1136071692. Its totient is φ = 1136071690.

The previous prime is 1136071649. The next prime is 1136071709. The reversal of 1136071691 is 1961706311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1136071691 - 2²⁶ = 1068962827 is a prime.

It is not a weakly prime, because it can be changed into another prime (1136076691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568035845 + 568035846.

It is an arithmetic number, because the mean of its divisors is an integer number (568035846).

Almost surely, 2^1136071691 is an apocalyptic number.

1136071691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136071691 is an equidigital number, since it uses as much as digits as its factorization.

1136071691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 1136071691 is about 33705.6625954750. The cubic root of 1136071691 is about 1043.4426382867.

The spelling of 1136071691 in words is "one billion, one hundred thirty-six million, seventy-one thousand, six hundred ninety-one".