9941434357 has 2 divisors, whose sum is σ = 9941434358. Its totient is φ = 9941434356.

The previous prime is 9941434337. The next prime is 9941434387. The reversal of 9941434357 is 7534341499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9897464196 + 43970161 = 99486^2 + 6631^2 .

It is an emirp because it is prime and its reverse (7534341499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9941434357 - 2⁷ = 9941434229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9941434357.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9941434337) 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, 4970717178 + 4970717179.

It is an arithmetic number, because the mean of its divisors is an integer number (4970717179).

Almost surely, 2^9941434357 is an apocalyptic number.

It is an amenable number.

9941434357 is a deficient number, since it is larger than the sum of its proper divisors (1).

9941434357 is an equidigital number, since it uses as much as digits as its factorization.

9941434357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 49.

The square root of 9941434357 is about 99706.7417830911. The cubic root of 9941434357 is about 2150.2205908152.

The spelling of 9941434357 in words is "nine billion, nine hundred forty-one million, four hundred thirty-four thousand, three hundred fifty-seven".