1163102425 has 6 divisors (see below), whose sum is σ = 1442247038. Its totient is φ = 930481920.

The previous prime is 1163102419. The next prime is 1163102431. The reversal of 1163102425 is 5242013611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1163102419) and next prime (1163102431).

It can be written as a sum of positive squares in 3 ways, for example, as 1860496 + 1161241929 = 1364^2 + 34077^2 .

It is not a de Polignac number, because 1163102425 - 2³ = 1163102417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 46524097 = 1163102425 / (1 + 1 + 6 + 3 + 1 + 0 + 2 + 4 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1163102425.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23262024 + ... + 23262073.

Almost surely, 2^1163102425 is an apocalyptic number.

It is an amenable number.

1163102425 is a deficient number, since it is larger than the sum of its proper divisors (279144613).

1163102425 is an equidigital number, since it uses as much as digits as its factorization.

1163102425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46524107 (or 46524102 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1163102425 is about 34104.2874870595. The cubic root of 1163102425 is about 1051.6534568806.

The spelling of 1163102425 in words is "one billion, one hundred sixty-three million, one hundred two thousand, four hundred twenty-five".