1145125132 has 6 divisors (see below), whose sum is σ = 2003968988. Its totient is φ = 572562564.

The previous prime is 1145125109. The next prime is 1145125139. The reversal of 1145125132 is 2315215411.

It is a super-2 number, since 2×1145125132² = 2622623135876034848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145125097 and 1145125106.

It is not an unprimeable number, because it can be changed into a prime (1145125139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143140638 + ... + 143140645.

Almost surely, 2^1145125132 is an apocalyptic number.

It is an amenable number.

1145125132 is a deficient number, since it is larger than the sum of its proper divisors (858843856).

1145125132 is a wasteful number, since it uses less digits than its factorization.

1145125132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286281287 (or 286281285 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 1145125132 is about 33839.6975754808. The cubic root of 1145125132 is about 1046.2070656267.

The spelling of 1145125132 in words is "one billion, one hundred forty-five million, one hundred twenty-five thousand, one hundred thirty-two".