1169490000 has 200 divisors, whose sum is σ = 4315368640. Its totient is φ = 267264000.

The previous prime is 1169489977. The next prime is 1169490013. The reversal of 1169490000 is 949611.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 1169490000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 207216 + ... + 212784.

Almost surely, 2^1169490000 is an apocalyptic number.

1169490000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1169490000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2157684320).

1169490000 is an abundant number, since it is smaller than the sum of its proper divisors (3145878640).

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

1169490000 is an equidigital number, since it uses as much as digits as its factorization.

1169490000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5607 (or 5586 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 1169490000 is about 34197.8069472298. The cubic root of 1169490000 is about 1053.5751149650.

The spelling of 1169490000 in words is "one billion, one hundred sixty-nine million, four hundred ninety thousand".