2123373667 has 2 divisors, whose sum is σ = 2123373668. Its totient is φ = 2123373666.

The previous prime is 2123373653. The next prime is 2123373701. The reversal of 2123373667 is 7663733212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123373667 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123373607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061686833 + 1061686834.

It is an arithmetic number, because the mean of its divisors is an integer number (1061686834).

Almost surely, 2^2123373667 is an apocalyptic number.

2123373667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123373667 is an equidigital number, since it uses as much as digits as its factorization.

2123373667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 40.

The square root of 2123373667 is about 46080.0788519291. The cubic root of 2123373667 is about 1285.3127304373.

The spelling of 2123373667 in words is "two billion, one hundred twenty-three million, three hundred seventy-three thousand, six hundred sixty-seven".