2124122479 has 2 divisors, whose sum is σ = 2124122480. Its totient is φ = 2124122478.

The previous prime is 2124122459. The next prime is 2124122489. The reversal of 2124122479 is 9742214212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2124122479 - 2⁵ = 2124122447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124122459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062061239 + 1062061240.

It is an arithmetic number, because the mean of its divisors is an integer number (1062061240).

Almost surely, 2^2124122479 is an apocalyptic number.

2124122479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124122479 is an equidigital number, since it uses as much as digits as its factorization.

2124122479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 34.

The square root of 2124122479 is about 46088.2032520253. The cubic root of 2124122479 is about 1285.4638020545.

The spelling of 2124122479 in words is "two billion, one hundred twenty-four million, one hundred twenty-two thousand, four hundred seventy-nine".