122026393 has 2 divisors, whose sum is σ = 122026394. Its totient is φ = 122026392.

The previous prime is 122026349. The next prime is 122026409. The reversal of 122026393 is 393620221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111767184 + 10259209 = 10572^2 + 3203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122026393 is a prime.

It is not a weakly prime, because it can be changed into another prime (122026343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61013196 + 61013197.

It is an arithmetic number, because the mean of its divisors is an integer number (61013197).

Almost surely, 2^122026393 is an apocalyptic number.

It is an amenable number.

122026393 is a deficient number, since it is larger than the sum of its proper divisors (1).

122026393 is an equidigital number, since it uses as much as digits as its factorization.

122026393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 122026393 is about 11046.5557075498. Note that the first 3 decimals coincide. The cubic root of 122026393 is about 496.0033290294.

The spelling of 122026393 in words is "one hundred twenty-two million, twenty-six thousand, three hundred ninety-three".