1135666790 has 24 divisors (see below), whose sum is σ = 2095305840. Its totient is φ = 443180480.

The previous prime is 1135666769. The next prime is 1135666799. The reversal of 1135666790 is 976665311.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135666799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16970 + ... + 50589.

It is an arithmetic number, because the mean of its divisors is an integer number (87304410).

Almost surely, 2^1135666790 is an apocalyptic number.

1135666790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1135666790 is a deficient number, since it is larger than the sum of its proper divisors (959639050).

1135666790 is an equidigital number, since it uses as much as digits as its factorization.

1135666790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67648 (or 67607 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 1135666790 is about 33699.6556362228. The cubic root of 1135666790 is about 1043.3186610255.

The spelling of 1135666790 in words is "one billion, one hundred thirty-five million, six hundred sixty-six thousand, seven hundred ninety".