122436443 has 2 divisors, whose sum is σ = 122436444. Its totient is φ = 122436442.

The previous prime is 122436439. The next prime is 122436467. The reversal of 122436443 is 344634221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122436443 - 2² = 122436439 is a prime.

It is not a weakly prime, because it can be changed into another prime (122436473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61218221 + 61218222.

It is an arithmetic number, because the mean of its divisors is an integer number (61218222).

Almost surely, 2^122436443 is an apocalyptic number.

122436443 is a deficient number, since it is larger than the sum of its proper divisors (1).

122436443 is an equidigital number, since it uses as much as digits as its factorization.

122436443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

The square root of 122436443 is about 11065.1002254837. The cubic root of 122436443 is about 496.5582875892.

The spelling of 122436443 in words is "one hundred twenty-two million, four hundred thirty-six thousand, four hundred forty-three".