122505533 has 2 divisors, whose sum is σ = 122505534. Its totient is φ = 122505532.

The previous prime is 122505529. The next prime is 122505589. The reversal of 122505533 is 335505221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76510009 + 45995524 = 8747^2 + 6782^2 .

It is a cyclic number.

It is not a de Polignac number, because 122505533 - 2² = 122505529 is a prime.

It is a super-2 number, since 2×122505533² = 30015211231228178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122505503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61252766 + 61252767.

It is an arithmetic number, because the mean of its divisors is an integer number (61252767).

Almost surely, 2^122505533 is an apocalyptic number.

It is an amenable number.

122505533 is a deficient number, since it is larger than the sum of its proper divisors (1).

122505533 is an equidigital number, since it uses as much as digits as its factorization.

122505533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 122505533 is about 11068.2217632283. The cubic root of 122505533 is about 496.6516714439.

The spelling of 122505533 in words is "one hundred twenty-two million, five hundred five thousand, five hundred thirty-three".