1169240640 has 224 divisors, whose sum is σ = 3879982080. Its totient is φ = 297984000.

The previous prime is 1169240629. The next prime is 1169240687. The reversal of 1169240640 is 460429611.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3005566 + ... + 3005954.

Almost surely, 2^1169240640 is an apocalyptic number.

1169240640 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 1169240640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1939991040).

1169240640 is an abundant number, since it is smaller than the sum of its proper divisors (2710741440).

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

1169240640 is a wasteful number, since it uses less digits than its factorization.

1169240640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1169240640 is about 34194.1609050434. The cubic root of 1169240640 is about 1053.5002281439.

The spelling of 1169240640 in words is "one billion, one hundred sixty-nine million, two hundred forty thousand, six hundred forty".