3132189445 has 32 divisors (see below), whose sum is σ = 4795084800. Its totient is φ = 1907115840.

The previous prime is 3132189419. The next prime is 3132189481. The reversal of 3132189445 is 5449812313.

It is a happy number.

3132189445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3132189445 - 2¹³ = 3132181253 is a prime.

It is a super-2 number, since 2×3132189445² = 19621221438738816050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3132189398 and 3132189407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78045 + ... + 111154.

It is an arithmetic number, because the mean of its divisors is an integer number (149846400).

Almost surely, 2^3132189445 is an apocalyptic number.

3132189445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3132189445 is a deficient number, since it is larger than the sum of its proper divisors (1662895355).

3132189445 is a wasteful number, since it uses less digits than its factorization.

3132189445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189265.

The product of its digits is 103680, while the sum is 40.

The square root of 3132189445 is about 55965.9668459324. The cubic root of 3132189445 is about 1463.1291871866.

The spelling of 3132189445 in words is "three billion, one hundred thirty-two million, one hundred eighty-nine thousand, four hundred forty-five".