1145259952 has 20 divisors (see below), whose sum is σ = 2222477296. Its totient is φ = 571717440.

The previous prime is 1145259937. The next prime is 1145259977. The reversal of 1145259952 is 2599525411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1145259899 and 1145259908.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46623 + ... + 66814.

Almost surely, 2^1145259952 is an apocalyptic number.

It is an amenable number.

1145259952 is a deficient number, since it is larger than the sum of its proper divisors (1077217344).

1145259952 is a wasteful number, since it uses less digits than its factorization.

1145259952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114076 (or 114070 counting only the distinct ones).

The product of its digits is 162000, while the sum is 43.

The square root of 1145259952 is about 33841.6895559309. The cubic root of 1145259952 is about 1046.2481220136.

The spelling of 1145259952 in words is "one billion, one hundred forty-five million, two hundred fifty-nine thousand, nine hundred fifty-two".