6412991003 has 4 divisors (see below), whose sum is σ = 6413382360. Its totient is φ = 6412599648.

The previous prime is 6412990967. The next prime is 6412991027. The reversal of 6412991003 is 3001992146.

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 6412991003 - 2⁸ = 6412990747 is a prime.

It is a super-2 number, since 2×6412991003² = 82252907209117892018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6412991033) 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, 169973 + ... + 204246.

It is an arithmetic number, because the mean of its divisors is an integer number (1603345590).

Almost surely, 2^6412991003 is an apocalyptic number.

6412991003 is a deficient number, since it is larger than the sum of its proper divisors (391357).

6412991003 is a wasteful number, since it uses less digits than its factorization.

6412991003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391356.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 6412991003 is about 80081.1526078390. The cubic root of 6412991003 is about 1857.8909113886.

The spelling of 6412991003 in words is "six billion, four hundred twelve million, nine hundred ninety-one thousand, three".