122578033 has 2 divisors, whose sum is σ = 122578034. Its totient is φ = 122578032.

The previous prime is 122577997. The next prime is 122578051. The reversal of 122578033 is 330875221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116899344 + 5678689 = 10812^2 + 2383^2 .

It is a cyclic number.

It is not a de Polignac number, because 122578033 - 2¹³ = 122569841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122577986 and 122578004.

It is not a weakly prime, because it can be changed into another prime (122578073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61289016 + 61289017.

It is an arithmetic number, because the mean of its divisors is an integer number (61289017).

Almost surely, 2^122578033 is an apocalyptic number.

It is an amenable number.

122578033 is a deficient number, since it is larger than the sum of its proper divisors (1).

122578033 is an equidigital number, since it uses as much as digits as its factorization.

122578033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 122578033 is about 11071.4964209903. The cubic root of 122578033 is about 496.7496265988.

The spelling of 122578033 in words is "one hundred twenty-two million, five hundred seventy-eight thousand, thirty-three".