1045375044 has 24 divisors (see below), whose sum is σ = 2787667008. Its totient is φ = 298678560.

The previous prime is 1045375031. The next prime is 1045375057. The reversal of 1045375044 is 4405735401.

It is an interprime number because it is at equal distance from previous prime (1045375031) and next prime (1045375057).

It is a junction number, because it is equal to n+sod(n) for n = 1045374996 and 1045375014.

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, 6222387 + ... + 6222554.

It is an arithmetic number, because the mean of its divisors is an integer number (116152792).

Almost surely, 2^1045375044 is an apocalyptic number.

1045375044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1045375044 is an abundant number, since it is smaller than the sum of its proper divisors (1742291964).

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

1045375044 is a wasteful number, since it uses less digits than its factorization.

1045375044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12444955 (or 12444953 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 1045375044 is about 32332.2601127728. The cubic root of 1045375044 is about 1014.9018465756.

The spelling of 1045375044 in words is "one billion, forty-five million, three hundred seventy-five thousand, forty-four".