1135656919 has 2 divisors, whose sum is σ = 1135656920. Its totient is φ = 1135656918.

The previous prime is 1135656859. The next prime is 1135656941. The reversal of 1135656919 is 9196565311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1135656919 - 2²⁵ = 1102102487 is a prime.

It is a super-2 number, since 2×1135656919² = 2579433275345145122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135656989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567828459 + 567828460.

It is an arithmetic number, because the mean of its divisors is an integer number (567828460).

Almost surely, 2^1135656919 is an apocalyptic number.

1135656919 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135656919 is an equidigital number, since it uses as much as digits as its factorization.

1135656919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 46.

The square root of 1135656919 is about 33699.5091804020. The cubic root of 1135656919 is about 1043.3156382409.

The spelling of 1135656919 in words is "one billion, one hundred thirty-five million, six hundred fifty-six thousand, nine hundred nineteen".