4929821291 has 2 divisors, whose sum is σ = 4929821292. Its totient is φ = 4929821290.

The previous prime is 4929821261. The next prime is 4929821297. The reversal of 4929821291 is 1921289294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4929821291 - 2⁶ = 4929821227 is a prime.

It is a super-2 number, since 2×4929821291² = 48606275922393813362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4929821297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2464910645 + 2464910646.

It is an arithmetic number, because the mean of its divisors is an integer number (2464910646).

Almost surely, 2^4929821291 is an apocalyptic number.

4929821291 is a deficient number, since it is larger than the sum of its proper divisors (1).

4929821291 is an equidigital number, since it uses as much as digits as its factorization.

4929821291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 47.

The square root of 4929821291 is about 70212.6861115568. The cubic root of 4929821291 is about 1701.9379618997.

The spelling of 4929821291 in words is "four billion, nine hundred twenty-nine million, eight hundred twenty-one thousand, two hundred ninety-one".