3145446203 has 4 divisors (see below), whose sum is σ = 3149335080. Its totient is φ = 3141557328.

The previous prime is 3145446193. The next prime is 3145446209. The reversal of 3145446203 is 3026445413.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3145446203 - 2³⁰ = 2071704379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3145446203.

It is not an unprimeable number, because it can be changed into a prime (3145446209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943225 + ... + 1944842.

It is an arithmetic number, because the mean of its divisors is an integer number (787333770).

Almost surely, 2^3145446203 is an apocalyptic number.

3145446203 is a deficient number, since it is larger than the sum of its proper divisors (3888877).

3145446203 is an equidigital number, since it uses as much as digits as its factorization.

3145446203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888876.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 3145446203 is about 56084.2776810043. The cubic root of 3145446203 is about 1465.1904768506.

The spelling of 3145446203 in words is "three billion, one hundred forty-five million, four hundred forty-six thousand, two hundred three".