1325633270 has 32 divisors (see below), whose sum is σ = 2588211360. Its totient is φ = 485936640.

The previous prime is 1325633263. The next prime is 1325633303. The reversal of 1325633270 is 723365231.

It is a super-3 number, since 3×1325633270³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 18611 + ... + 54750.

It is an arithmetic number, because the mean of its divisors is an integer number (80881605).

Almost surely, 2^1325633270 is an apocalyptic number.

1325633270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1325633270 is a deficient number, since it is larger than the sum of its proper divisors (1262578090).

1325633270 is a wasteful number, since it uses less digits than its factorization.

1325633270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73520.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 1325633270 is about 36409.2470397288. The cubic root of 1325633270 is about 1098.5195704485.

The spelling of 1325633270 in words is "one billion, three hundred twenty-five million, six hundred thirty-three thousand, two hundred seventy".