3143246403 has 24 divisors (see below), whose sum is σ = 4765496400. Its totient is φ = 1839302080.

The previous prime is 3143246389. The next prime is 3143246419. The reversal of 3143246403 is 3046423413.

It is not a de Polignac number, because 3143246403 - 2⁵ = 3143246371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3143246423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138768 + ... + 159821.

It is an arithmetic number, because the mean of its divisors is an integer number (198562350).

Almost surely, 2^3143246403 is an apocalyptic number.

3143246403 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3143246403 is a deficient number, since it is larger than the sum of its proper divisors (1622249997).

3143246403 is a wasteful number, since it uses less digits than its factorization.

3143246403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298643 (or 298632 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 3143246403 is about 56064.6626940714. The cubic root of 3143246403 is about 1464.8488318745.

Adding to 3143246403 its reverse (3046423413), we get a palindrome (6189669816).

The spelling of 3143246403 in words is "three billion, one hundred forty-three million, two hundred forty-six thousand, four hundred three".