1141769808 has 60 divisors (see below), whose sum is σ = 3199367028. Its totient is φ = 380113920.

The previous prime is 1141769807. The next prime is 1141769819. The reversal of 1141769808 is 8089671411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1074003984 + 67765824 = 32772^2 + 8232^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141769801) 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, 121768 + ... + 130808.

Almost surely, 2^1141769808 is an apocalyptic number.

1141769808 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1141769808 is an abundant number, since it is smaller than the sum of its proper divisors (2057597220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141769808 is a wasteful number, since it uses less digits than its factorization.

1141769808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9932 (or 9923 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 45.

The square root of 1141769808 is about 33790.0844627533. The cubic root of 1141769808 is about 1045.1842377176.

It can be divided in two parts, 11417 and 69808, that added together give a square (81225 = 285²).

The spelling of 1141769808 in words is "one billion, one hundred forty-one million, seven hundred sixty-nine thousand, eight hundred eight".