3201132145 has 8 divisors (see below), whose sum is σ = 3945179304. Its totient is φ = 2491691904.

The previous prime is 3201132133. The next prime is 3201132167. The reversal of 3201132145 is 5412311023.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1123322256 + 2077809889 = 33516^2 + 45583^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3201132145 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8651524 + ... + 8651893.

It is an arithmetic number, because the mean of its divisors is an integer number (493147413).

Almost surely, 2^3201132145 is an apocalyptic number.

It is an amenable number.

3201132145 is a deficient number, since it is larger than the sum of its proper divisors (744047159).

3201132145 is a wasteful number, since it uses less digits than its factorization.

3201132145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17303459.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3201132145 is about 56578.5484525717. The cubic root of 3201132145 is about 1473.7863647087.

Adding to 3201132145 its reverse (5412311023), we get a palindrome (8613443168).

The spelling of 3201132145 in words is "three billion, two hundred one million, one hundred thirty-two thousand, one hundred forty-five".