2124456623 has 2 divisors, whose sum is σ = 2124456624. Its totient is φ = 2124456622.

The previous prime is 2124456619. The next prime is 2124456643. The reversal of 2124456623 is 3266544212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2124456623 - 2² = 2124456619 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124456643) 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, 1062228311 + 1062228312.

It is an arithmetic number, because the mean of its divisors is an integer number (1062228312).

Almost surely, 2^2124456623 is an apocalyptic number.

2124456623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124456623 is an equidigital number, since it uses as much as digits as its factorization.

2124456623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 35.

The square root of 2124456623 is about 46091.8281585793. The cubic root of 2124456623 is about 1285.5312036128.

The spelling of 2124456623 in words is "two billion, one hundred twenty-four million, four hundred fifty-six thousand, six hundred twenty-three".