7943149829 has 2 divisors, whose sum is σ = 7943149830. Its totient is φ = 7943149828.

The previous prime is 7943149813. The next prime is 7943149859. The reversal of 7943149829 is 9289413497.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7074492100 + 868657729 = 84110^2 + 29473^2 .

It is a cyclic number.

It is not a de Polignac number, because 7943149829 - 2⁴ = 7943149813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7943149859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3971574914 + 3971574915.

It is an arithmetic number, because the mean of its divisors is an integer number (3971574915).

Almost surely, 2^7943149829 is an apocalyptic number.

It is an amenable number.

7943149829 is a deficient number, since it is larger than the sum of its proper divisors (1).

7943149829 is an equidigital number, since it uses as much as digits as its factorization.

7943149829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 56.

The square root of 7943149829 is about 89124.3503707040. The cubic root of 7943149829 is about 1995.2512192146.

The spelling of 7943149829 in words is "seven billion, nine hundred forty-three million, one hundred forty-nine thousand, eight hundred twenty-nine".