3145264189 has 2 divisors, whose sum is σ = 3145264190. Its totient is φ = 3145264188.

The previous prime is 3145264153. The next prime is 3145264193. The reversal of 3145264189 is 9814625413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3076920900 + 68343289 = 55470^2 + 8267^2 .

It is a cyclic number.

It is not a de Polignac number, because 3145264189 - 2⁹ = 3145263677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3145264289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572632094 + 1572632095.

It is an arithmetic number, because the mean of its divisors is an integer number (1572632095).

Almost surely, 2^3145264189 is an apocalyptic number.

It is an amenable number.

3145264189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145264189 is an equidigital number, since it uses as much as digits as its factorization.

3145264189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 43.

The square root of 3145264189 is about 56082.6549745998. The cubic root of 3145264189 is about 1465.1622147953.

The spelling of 3145264189 in words is "three billion, one hundred forty-five million, two hundred sixty-four thousand, one hundred eighty-nine".