1325552511 has 8 divisors (see below), whose sum is σ = 1780119040. Its totient is φ = 877343832.

The previous prime is 1325552483. The next prime is 1325552513. The reversal of 1325552511 is 1152555231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1325552511 - 2⁵ = 1325552479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325552513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1588975 + ... + 1589808.

It is an arithmetic number, because the mean of its divisors is an integer number (222514880).

Almost surely, 2^1325552511 is an apocalyptic number.

1325552511 is a deficient number, since it is larger than the sum of its proper divisors (454566529).

1325552511 is a wasteful number, since it uses less digits than its factorization.

1325552511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178925.

The product of its digits is 7500, while the sum is 30.

The square root of 1325552511 is about 36408.1379776555. The cubic root of 1325552511 is about 1098.4972623322.

The spelling of 1325552511 in words is "one billion, three hundred twenty-five million, five hundred fifty-two thousand, five hundred eleven".