1325927842 has 16 divisors (see below), whose sum is σ = 2024479800. Its totient is φ = 651133440.

The previous prime is 1325927839. The next prime is 1325927849. The reversal of 1325927842 is 2487295231.

It can be written as a sum of positive squares in 4 ways, for example, as 232898121 + 1093029721 = 15261^2 + 33061^2 .

It is not an unprimeable number, because it can be changed into a prime (1325927849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78834 + ... + 94162.

Almost surely, 2^1325927842 is an apocalyptic number.

1325927842 is a deficient number, since it is larger than the sum of its proper divisors (698551958).

1325927842 is a wasteful number, since it uses less digits than its factorization.

1325927842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16101.

The product of its digits is 241920, while the sum is 43.

The square root of 1325927842 is about 36413.2921060428. The cubic root of 1325927842 is about 1098.6009326041.

The spelling of 1325927842 in words is "one billion, three hundred twenty-five million, nine hundred twenty-seven thousand, eight hundred forty-two".