3132112309 has 2 divisors, whose sum is σ = 3132112310. Its totient is φ = 3132112308.

The previous prime is 3132112307. The next prime is 3132112363. The reversal of 3132112309 is 9032112313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2610903409 + 521208900 = 51097^2 + 22830^2 .

It is a cyclic number.

It is not a de Polignac number, because 3132112309 - 2¹ = 3132112307 is a prime.

It is a super-2 number, since 2×3132112309² = 19620255032378622962, which contains 22 as substring.

Together with 3132112307, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3132112307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1566056154 + 1566056155.

It is an arithmetic number, because the mean of its divisors is an integer number (1566056155).

Almost surely, 2^3132112309 is an apocalyptic number.

It is an amenable number.

3132112309 is a deficient number, since it is larger than the sum of its proper divisors (1).

3132112309 is an equidigital number, since it uses as much as digits as its factorization.

3132112309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 3132112309 is about 55965.2777085936. The cubic root of 3132112309 is about 1463.1171763274.

The spelling of 3132112309 in words is "three billion, one hundred thirty-two million, one hundred twelve thousand, three hundred nine".