1094720025 has 72 divisors (see below), whose sum is σ = 2129729760. Its totient is φ = 494672640.

The previous prime is 1094720021. The next prime is 1094720051. The reversal of 1094720025 is 5200274901.

It is not a de Polignac number, because 1094720025 - 2² = 1094720021 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1094719974 and 1094720001.

It is not an unprimeable number, because it can be changed into a prime (1094720021) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 325402 + ... + 328748.

It is an arithmetic number, because the mean of its divisors is an integer number (29579580).

Almost surely, 2^1094720025 is an apocalyptic number.

1094720025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1094720025 is a deficient number, since it is larger than the sum of its proper divisors (1035009735).

1094720025 is a wasteful number, since it uses less digits than its factorization.

1094720025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463 (or 3451 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1094720025 is about 33086.5535376533. The cubic root of 1094720025 is about 1030.6258254103.

Adding to 1094720025 its reverse (5200274901), we get a palindrome (6294994926).

The spelling of 1094720025 in words is "one billion, ninety-four million, seven hundred twenty thousand, twenty-five".