1047343380 has 48 divisors (see below), whose sum is σ = 2942971584. Its totient is φ = 278300160.

The previous prime is 1047343379. The next prime is 1047343391. The reversal of 1047343380 is 833437401.

1047343380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13861 + ... + 47820.

It is an arithmetic number, because the mean of its divisors is an integer number (61311908).

Almost surely, 2^1047343380 is an apocalyptic number.

1047343380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1047343380 is an abundant number, since it is smaller than the sum of its proper divisors (1895628204).

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

1047343380 is a wasteful number, since it uses less digits than its factorization.

1047343380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61976 (or 61974 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 1047343380 is about 32362.6849936775. The cubic root of 1047343380 is about 1015.5384332118.

The spelling of 1047343380 in words is "one billion, forty-seven million, three hundred forty-three thousand, three hundred eighty".