1325538574 has 8 divisors (see below), whose sum is σ = 1991879208. Its totient is φ = 661578840.

The previous prime is 1325538563. The next prime is 1325538587. The reversal of 1325538574 is 4758355231.

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

It is a super-2 number, since 2×1325538574² = 3514105022323906952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1325538574.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 593832 + ... + 596059.

It is an arithmetic number, because the mean of its divisors is an integer number (248984901).

Almost surely, 2^1325538574 is an apocalyptic number.

1325538574 is a deficient number, since it is larger than the sum of its proper divisors (666340634).

1325538574 is a wasteful number, since it uses less digits than its factorization.

1325538574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190450.

The product of its digits is 504000, while the sum is 43.

The square root of 1325538574 is about 36407.9465776360. The cubic root of 1325538574 is about 1098.4934124130.

The spelling of 1325538574 in words is "one billion, three hundred twenty-five million, five hundred thirty-eight thousand, five hundred seventy-four".