3145963 has 12 divisors (see below), whose sum is σ = 3472840. Its totient is φ = 2841696.

The previous prime is 3145943. The next prime is 3145981. The reversal of 3145963 is 3695413.

It is a de Polignac number, because none of the positive numbers 2^k-3145963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3145903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9895 + ... + 10207.

Almost surely, 2^3145963 is an apocalyptic number.

3145963 is a deficient number, since it is larger than the sum of its proper divisors (326877).

3145963 is a wasteful number, since it uses less digits than its factorization.

3145963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 355 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 3145963 is about 1773.6862744014. The cubic root of 3145963 is about 146.5270716084.

The spelling of 3145963 in words is "three million, one hundred forty-five thousand, nine hundred sixty-three".