1199583225 has 27 divisors (see below), whose sum is σ = 2149517773. Its totient is φ = 639500640.

The previous prime is 1199583197. The next prime is 1199583233. The reversal of 1199583225 is 5223859911.

The square root of 1199583225 is 34635.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 59305401 + 1140277824 = 7701^2 + 33768^2 .

It is not a de Polignac number, because 1199583225 - 2²⁹ = 662712313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 518371 + ... + 520679.

Almost surely, 2^1199583225 is an apocalyptic number.

1199583225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1199583225 is the 34635-th square number.

1199583225 is the 17318-th centered octagonal number.

It is an amenable number.

1199583225 is a deficient number, since it is larger than the sum of its proper divisors (949934548).

1199583225 is an frugal number, since it uses more digits than its factorization.

1199583225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634 (or 2317 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The cubic root of 1199583225 is about 1062.5355300691.

The spelling of 1199583225 in words is "one billion, one hundred ninety-nine million, five hundred eighty-three thousand, two hundred twenty-five".