1325633197 has 32 divisors (see below), whose sum is σ = 1600220160. Its totient is φ = 1074487680.

The previous prime is 1325633159. The next prime is 1325633203. The reversal of 1325633197 is 7913365231.

It is not a de Polignac number, because 1325633197 - 2⁷ = 1325633069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325633107) 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, 2011254 + ... + 2011912.

It is an arithmetic number, because the mean of its divisors is an integer number (50006880).

Almost surely, 2^1325633197 is an apocalyptic number.

It is an amenable number.

1325633197 is a deficient number, since it is larger than the sum of its proper divisors (274586963).

1325633197 is a wasteful number, since it uses less digits than its factorization.

1325633197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913.

The product of its digits is 102060, while the sum is 40.

The square root of 1325633197 is about 36409.2460372362. The cubic root of 1325633197 is about 1098.5195502841.

The spelling of 1325633197 in words is "one billion, three hundred twenty-five million, six hundred thirty-three thousand, one hundred ninety-seven".