1134320640 has 88 divisors (see below), whose sum is σ = 3628102800. Its totient is φ = 302481408.

The previous prime is 1134320633. The next prime is 1134320683. The reversal of 1134320640 is 460234311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1134320640.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 21565 + ... + 52284.

Almost surely, 2^1134320640 is an apocalyptic number.

1134320640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134320640 is an abundant number, since it is smaller than the sum of its proper divisors (2493782160).

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

1134320640 is an equidigital number, since it uses as much as digits as its factorization.

1134320640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73877 (or 73859 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1134320640 is about 33679.6769580707. The cubic root of 1134320640 is about 1042.9062693172.

Adding to 1134320640 its reverse (460234311), we get a palindrome (1594554951).

The spelling of 1134320640 in words is "one billion, one hundred thirty-four million, three hundred twenty thousand, six hundred forty".