9954424279 has 2 divisors, whose sum is σ = 9954424280. Its totient is φ = 9954424278.

The previous prime is 9954424253. The next prime is 9954424327. The reversal of 9954424279 is 9724244599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9954424279 - 2⁹ = 9954423767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9954424379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4977212139 + 4977212140.

It is an arithmetic number, because the mean of its divisors is an integer number (4977212140).

Almost surely, 2^9954424279 is an apocalyptic number.

9954424279 is a deficient number, since it is larger than the sum of its proper divisors (1).

9954424279 is an equidigital number, since it uses as much as digits as its factorization.

9954424279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 55.

The square root of 9954424279 is about 99771.8611583446. The cubic root of 9954424279 is about 2151.1567079520.

The spelling of 9954424279 in words is "nine billion, nine hundred fifty-four million, four hundred twenty-four thousand, two hundred seventy-nine".