1190816625 has 32 divisors (see below), whose sum is σ = 1983840768. Its totient is φ = 634358400.

The previous prime is 1190816623. The next prime is 1190816657. The reversal of 1190816625 is 5266180911.

It is not a de Polignac number, because 1190816625 - 2¹ = 1190816623 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1190816623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 496429 + ... + 498821.

It is an arithmetic number, because the mean of its divisors is an integer number (61995024).

Almost surely, 2^1190816625 is an apocalyptic number.

1190816625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1190816625 is a deficient number, since it is larger than the sum of its proper divisors (793024143).

1190816625 is a wasteful number, since it uses less digits than its factorization.

1190816625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738 (or 3728 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 1190816625 is about 34508.2109794176. The cubic root of 1190816625 is about 1059.9408490192.

The spelling of 1190816625 in words is "one billion, one hundred ninety million, eight hundred sixteen thousand, six hundred twenty-five".