1191325 has 6 divisors (see below), whose sum is σ = 1477274. Its totient is φ = 953040.

The previous prime is 1191313. The next prime is 1191341. The reversal of 1191325 is 5231911.

It can be written as a sum of positive squares in 3 ways, for example, as 29241 + 1162084 = 171^2 + 1078^2 .

It is not a de Polignac number, because 1191325 - 2⁵ = 1191293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1191296 and 1191305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23802 + ... + 23851.

2^1191325 is an apocalyptic number.

It is an amenable number.

1191325 is a deficient number, since it is larger than the sum of its proper divisors (285949).

1191325 is an equidigital number, since it uses as much as digits as its factorization.

1191325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47663 (or 47658 counting only the distinct ones).

The product of its digits is 270, while the sum is 22.

The square root of 1191325 is about 1091.4783552595. The cubic root of 1191325 is about 106.0091661707.

It can be divided in two parts, 119 and 1325, that added together give a square (1444 = 38²).

The spelling of 1191325 in words is "one million, one hundred ninety-one thousand, three hundred twenty-five".