1045443450 has 48 divisors (see below), whose sum is σ = 2595191040. Its totient is φ = 278517120.

The previous prime is 1045443433. The next prime is 1045443463. The reversal of 1045443450 is 543445401.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190647 + ... + 196053.

It is an arithmetic number, because the mean of its divisors is an integer number (54066480).

Almost surely, 2^1045443450 is an apocalyptic number.

1045443450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1045443450 is an abundant number, since it is smaller than the sum of its proper divisors (1549747590).

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

1045443450 is a wasteful number, since it uses less digits than its factorization.

1045443450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711 (or 6706 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1045443450 is about 32333.3179553228. The cubic root of 1045443450 is about 1014.9239834032.

Adding to 1045443450 its reverse (543445401), we get a palindrome (1588888851).

The spelling of 1045443450 in words is "one billion, forty-five million, four hundred forty-three thousand, four hundred fifty".