122565605 has 16 divisors (see below), whose sum is σ = 151187904. Its totient is φ = 95329920.

The previous prime is 122565593. The next prime is 122565617. The reversal of 122565605 is 506565221.

It is an interprime number because it is at equal distance from previous prime (122565593) and next prime (122565617).

It is not a de Polignac number, because 122565605 - 2¹⁰ = 122564581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70274 + ... + 71996.

It is an arithmetic number, because the mean of its divisors is an integer number (9449244).

Almost surely, 2^122565605 is an apocalyptic number.

It is an amenable number.

122565605 is a deficient number, since it is larger than the sum of its proper divisors (28622299).

122565605 is a wasteful number, since it uses less digits than its factorization.

122565605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 122565605 is about 11070.9351456867. The cubic root of 122565605 is about 496.7328378021.

The spelling of 122565605 in words is "one hundred twenty-two million, five hundred sixty-five thousand, six hundred five".