1145442652 has 12 divisors (see below), whose sum is σ = 2005191160. Its totient is φ = 572530896.

The previous prime is 1145442637. The next prime is 1145442671. The reversal of 1145442652 is 2562445411.

It is a hoax number, since the sum of its digits (34) 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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33618 + ... + 58489.

Almost surely, 2^1145442652 is an apocalyptic number.

It is an amenable number.

1145442652 is a deficient number, since it is larger than the sum of its proper divisors (859748508).

1145442652 is a wasteful number, since it uses less digits than its factorization.

1145442652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95220 (or 95218 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 1145442652 is about 33844.3887815986. The cubic root of 1145442652 is about 1046.3037540321.

The spelling of 1145442652 in words is "one billion, one hundred forty-five million, four hundred forty-two thousand, six hundred fifty-two".