1194242725 has 18 divisors (see below), whose sum is σ = 1603541526. Its totient is φ = 881899200.

The previous prime is 1194242683. The next prime is 1194242743. The reversal of 1194242725 is 5272424911.

It can be written as a sum of positive squares in 9 ways, for example, as 739785601 + 454457124 = 27199^2 + 21318^2 .

It is not a de Polignac number, because 1194242725 - 2⁹ = 1194242213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 137106 + ... + 145555.

Almost surely, 2^1194242725 is an apocalyptic number.

It is an amenable number.

1194242725 is a deficient number, since it is larger than the sum of its proper divisors (409298801).

1194242725 is a wasteful number, since it uses less digits than its factorization.

1194242725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282697 (or 282679 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 1194242725 is about 34557.8171330308. The cubic root of 1194242725 is about 1060.9563947455.

The spelling of 1194242725 in words is "one billion, one hundred ninety-four million, two hundred forty-two thousand, seven hundred twenty-five".