1145125624 has 16 divisors (see below), whose sum is σ = 2152098720. Its totient is φ = 571232640.

The previous prime is 1145125607. The next prime is 1145125651. The reversal of 1145125624 is 4265215411.

It is a happy number.

It is a super-2 number, since 2×1145125624² = 2622625389482778752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162609 + ... + 169504.

It is an arithmetic number, because the mean of its divisors is an integer number (134506170).

Almost surely, 2^1145125624 is an apocalyptic number.

It is an amenable number.

1145125624 is a deficient number, since it is larger than the sum of its proper divisors (1006973096).

1145125624 is a wasteful number, since it uses less digits than its factorization.

1145125624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332550 (or 332546 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 1145125624 is about 33839.7048450485. The cubic root of 1145125624 is about 1046.2072154601.

The spelling of 1145125624 in words is "one billion, one hundred forty-five million, one hundred twenty-five thousand, six hundred twenty-four".