1156346044 has 24 divisors (see below), whose sum is σ = 2345269248. Its totient is φ = 488596080.

The previous prime is 1156346041. The next prime is 1156346077. The reversal of 1156346044 is 4406436511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156346041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288844 + ... + 292819.

It is an arithmetic number, because the mean of its divisors is an integer number (97719552).

Almost surely, 2^1156346044 is an apocalyptic number.

1156346044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1156346044 is an abundant number, since it is smaller than the sum of its proper divisors (1188923204).

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

1156346044 is a wasteful number, since it uses less digits than its factorization.

1156346044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581745 (or 581743 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1156346044 is about 34005.0885015758. The cubic root of 1156346044 is about 1049.6131739106.

The spelling of 1156346044 in words is "one billion, one hundred fifty-six million, three hundred forty-six thousand, forty-four".