924354478109 has 2 divisors, whose sum is σ = 924354478110. Its totient is φ = 924354478108.

The previous prime is 924354478087. The next prime is 924354478141. The reversal of 924354478109 is 901874453429.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 640848280900 + 283506197209 = 800530^2 + 532453^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-924354478109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (924354478309) 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, 462177239054 + 462177239055.

It is an arithmetic number, because the mean of its divisors is an integer number (462177239055).

Almost surely, 2^924354478109 is an apocalyptic number.

It is an amenable number.

924354478109 is a deficient number, since it is larger than the sum of its proper divisors (1).

924354478109 is an equidigital number, since it uses as much as digits as its factorization.

924354478109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 924354478109 in words is "nine hundred twenty-four billion, three hundred fifty-four million, four hundred seventy-eight thousand, one hundred nine".