1140206704 has 80 divisors (see below), whose sum is σ = 2745713152. Its totient is φ = 446632704.

The previous prime is 1140206687. The next prime is 1140206707. The reversal of 1140206704 is 4076020411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140206707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146167 + ... + 153769.

Almost surely, 2^1140206704 is an apocalyptic number.

1140206704 is a gapful number since it is divisible by the number (14) 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 1140206704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1372856576).

1140206704 is an abundant number, since it is smaller than the sum of its proper divisors (1605506448).

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

1140206704 is a wasteful number, since it uses less digits than its factorization.

1140206704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734 (or 7728 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1140206704 is about 33766.9469155860. The cubic root of 1140206704 is about 1044.7070610412.

The spelling of 1140206704 in words is "one billion, one hundred forty million, two hundred six thousand, seven hundred four".