1145245562 has 16 divisors (see below), whose sum is σ = 1819939752. Its totient is φ = 538636800.

The previous prime is 1145245559. The next prime is 1145245589. The reversal of 1145245562 is 2655425411.

It can be written as a sum of positive squares in 4 ways, for example, as 1069224601 + 76020961 = 32699^2 + 8719^2 .

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, 59312 + ... + 76212.

Almost surely, 2^1145245562 is an apocalyptic number.

1145245562 is a deficient number, since it is larger than the sum of its proper divisors (674694190).

1145245562 is a wasteful number, since it uses less digits than its factorization.

1145245562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18913.

The product of its digits is 48000, while the sum is 35.

The square root of 1145245562 is about 33841.4769476747. The cubic root of 1145245562 is about 1046.2437400177.

The spelling of 1145245562 in words is "one billion, one hundred forty-five million, two hundred forty-five thousand, five hundred sixty-two".