1043555044 has 24 divisors (see below), whose sum is σ = 2087850240. Its totient is φ = 447079296.

The previous prime is 1043555027. The next prime is 1043555059. The reversal of 1043555044 is 4405553401.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1043554997 and 1043555015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109644 + ... + 118780.

It is an arithmetic number, because the mean of its divisors is an integer number (86993760).

Almost surely, 2^1043555044 is an apocalyptic number.

1043555044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1043555044 is an abundant number, since it is smaller than the sum of its proper divisors (1044295196).

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

1043555044 is a wasteful number, since it uses less digits than its factorization.

1043555044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13227 (or 13225 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1043555044 is about 32304.1025877519. The cubic root of 1043555044 is about 1014.3125224038.

The spelling of 1043555044 in words is "one billion, forty-three million, five hundred fifty-five thousand, forty-four".