9945214343 has 2 divisors, whose sum is σ = 9945214344. Its totient is φ = 9945214342.

The previous prime is 9945214303. The next prime is 9945214381. The reversal of 9945214343 is 3434125499.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9945214343 - 2⁸ = 9945214087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9945214294 and 9945214303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9945214303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4972607171 + 4972607172.

It is an arithmetic number, because the mean of its divisors is an integer number (4972607172).

Almost surely, 2^9945214343 is an apocalyptic number.

9945214343 is a deficient number, since it is larger than the sum of its proper divisors (1).

9945214343 is an equidigital number, since it uses as much as digits as its factorization.

9945214343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 44.

The square root of 9945214343 is about 99725.6955002070. The cubic root of 9945214343 is about 2150.4930791210.

The spelling of 9945214343 in words is "nine billion, nine hundred forty-five million, two hundred fourteen thousand, three hundred forty-three".