1045452144 has 40 divisors (see below), whose sum is σ = 2946275712. Its totient is φ = 316803520.

The previous prime is 1045452139. The next prime is 1045452151. The reversal of 1045452144 is 4412545401.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 989484 + ... + 990539.

Almost surely, 2^1045452144 is an apocalyptic number.

It is an amenable number.

1045452144 is an abundant number, since it is smaller than the sum of its proper divisors (1900823568).

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

1045452144 is a wasteful number, since it uses less digits than its factorization.

1045452144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980045 (or 1980039 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 1045452144 is about 32333.4523984062. The cubic root of 1045452144 is about 1014.9267967946.

Adding to 1045452144 its reverse (4412545401), we get a palindrome (5457997545).

The spelling of 1045452144 in words is "one billion, forty-five million, four hundred fifty-two thousand, one hundred forty-four".