2941426643 has 2 divisors, whose sum is σ = 2941426644. Its totient is φ = 2941426642.

The previous prime is 2941426639. The next prime is 2941426679. The reversal of 2941426643 is 3466241492.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2941426643 - 2² = 2941426639 is a prime.

It is a super-3 number, since 3×2941426643³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2941426643.

It is not a weakly prime, because it can be changed into another prime (2941426603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1470713321 + 1470713322.

It is an arithmetic number, because the mean of its divisors is an integer number (1470713322).

Almost surely, 2^2941426643 is an apocalyptic number.

2941426643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2941426643 is an equidigital number, since it uses as much as digits as its factorization.

2941426643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 41.

The square root of 2941426643 is about 54234.9208812920. The cubic root of 2941426643 is about 1432.8014333173.

The spelling of 2941426643 in words is "two billion, nine hundred forty-one million, four hundred twenty-six thousand, six hundred forty-three".