1147230625 has 10 divisors (see below), whose sum is σ = 1433580170. Its totient is φ = 917784000.

The previous prime is 1147230589. The next prime is 1147230629. The reversal of 1147230625 is 5260327411.

It can be written as a sum of positive squares in 5 ways, for example, as 761815201 + 385415424 = 27601^2 + 19632^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1147230625 is a prime.

It is a super-2 number, since 2×1147230625² = 2632276213875781250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1147230629) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 917160 + ... + 918409.

It is an arithmetic number, because the mean of its divisors is an integer number (143358017).

Almost surely, 2^1147230625 is an apocalyptic number.

It is an amenable number.

1147230625 is a deficient number, since it is larger than the sum of its proper divisors (286349545).

1147230625 is an frugal number, since it uses more digits than its factorization.

1147230625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835589 (or 1835574 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1147230625 is about 33870.7930967080. The cubic root of 1147230625 is about 1046.8478785578.

The spelling of 1147230625 in words is "one billion, one hundred forty-seven million, two hundred thirty thousand, six hundred twenty-five".