2120014817 has 2 divisors, whose sum is σ = 2120014818. Its totient is φ = 2120014816.

The previous prime is 2120014777. The next prime is 2120014823. The reversal of 2120014817 is 7184100212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2101213921 + 18800896 = 45839^2 + 4336^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120014817 - 2¹⁰ = 2120013793 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120014837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060007408 + 1060007409.

It is an arithmetic number, because the mean of its divisors is an integer number (1060007409).

Almost surely, 2^2120014817 is an apocalyptic number.

It is an amenable number.

2120014817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120014817 is an equidigital number, since it uses as much as digits as its factorization.

2120014817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 2120014817 is about 46043.6186349422. The cubic root of 2120014817 is about 1284.6346505337.

The spelling of 2120014817 in words is "two billion, one hundred twenty million, fourteen thousand, eight hundred seventeen".