122265557 has 8 divisors (see below), whose sum is σ = 124068000. Its totient is φ = 120471120.

The previous prime is 122265529. The next prime is 122265571. The reversal of 122265557 is 755562221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122265557 - 2¹⁶ = 122200021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122265527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33194 + ... + 36692.

It is an arithmetic number, because the mean of its divisors is an integer number (15508500).

Almost surely, 2^122265557 is an apocalyptic number.

It is an amenable number.

122265557 is a deficient number, since it is larger than the sum of its proper divisors (1802443).

122265557 is an equidigital number, since it uses as much as digits as its factorization.

122265557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003.

The product of its digits is 42000, while the sum is 35.

The square root of 122265557 is about 11057.3756832261. The cubic root of 122265557 is about 496.3271625915.

The spelling of 122265557 in words is "one hundred twenty-two million, two hundred sixty-five thousand, five hundred fifty-seven".