42122359 has 2 divisors, whose sum is σ = 42122360. Its totient is φ = 42122358.

The previous prime is 42122341. The next prime is 42122371. The reversal of 42122359 is 95322124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42122359 - 2⁷ = 42122231 is a prime.

It is equal to p_2554570 and since 42122359 and 2554570 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42122309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21061179 + 21061180.

It is an arithmetic number, because the mean of its divisors is an integer number (21061180).

Almost surely, 2^42122359 is an apocalyptic number.

42122359 is a deficient number, since it is larger than the sum of its proper divisors (1).

42122359 is an equidigital number, since it uses as much as digits as its factorization.

42122359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 42122359 is about 6490.1740346465. The cubic root of 42122359 is about 347.9398952655.

The spelling of 42122359 in words is "forty-two million, one hundred twenty-two thousand, three hundred fifty-nine".