1145046625 has 16 divisors (see below), whose sum is σ = 1432576080. Its totient is φ = 913756800.

The previous prime is 1145046599. The next prime is 1145046631. The reversal of 1145046625 is 5266405411.

It can be written as a sum of positive squares in 8 ways, for example, as 4498641 + 1140547984 = 2121^2 + 33772^2 .

It is not a de Polignac number, because 1145046625 - 2⁵ = 1145046593 is a prime.

It is a super-2 number, since 2×1145046625² = 2622263546847781250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39927 + ... + 62323.

It is an arithmetic number, because the mean of its divisors is an integer number (89536005).

Almost surely, 2^1145046625 is an apocalyptic number.

It is an amenable number.

1145046625 is a deficient number, since it is larger than the sum of its proper divisors (287529455).

1145046625 is an equidigital number, since it uses as much as digits as its factorization.

1145046625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22821 (or 22811 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1145046625 is about 33838.5375718278. The cubic root of 1145046625 is about 1046.1831566078.

The spelling of 1145046625 in words is "one billion, one hundred forty-five million, forty-six thousand, six hundred twenty-five".