2942546863 has 2 divisors, whose sum is σ = 2942546864. Its totient is φ = 2942546862.

The previous prime is 2942546851. The next prime is 2942546879. The reversal of 2942546863 is 3686452492.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2942546863 is a prime.

It is a super-2 number, since 2×2942546863² = 17317164081902281538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2942546843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471273431 + 1471273432.

It is an arithmetic number, because the mean of its divisors is an integer number (1471273432).

Almost surely, 2^2942546863 is an apocalyptic number.

2942546863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2942546863 is an equidigital number, since it uses as much as digits as its factorization.

2942546863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2488320, while the sum is 49.

The square root of 2942546863 is about 54245.2473770744. The cubic root of 2942546863 is about 1432.9833007467.

The spelling of 2942546863 in words is "two billion, nine hundred forty-two million, five hundred forty-six thousand, eight hundred sixty-three".