1325501836 has 6 divisors (see below), whose sum is σ = 2319628220. Its totient is φ = 662750916.

The previous prime is 1325501797. The next prime is 1325501839. The reversal of 1325501836 is 6381055231.

It is not an unprimeable number, because it can be changed into a prime (1325501839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165687726 + ... + 165687733.

Almost surely, 2^1325501836 is an apocalyptic number.

It is an amenable number.

1325501836 is a deficient number, since it is larger than the sum of its proper divisors (994126384).

1325501836 is a wasteful number, since it uses less digits than its factorization.

1325501836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331375463 (or 331375461 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1325501836 is about 36407.4420414288. The cubic root of 1325501836 is about 1098.4832638780.

The spelling of 1325501836 in words is "one billion, three hundred twenty-five million, five hundred one thousand, eight hundred thirty-six".