122653059 has 4 divisors (see below), whose sum is σ = 163537416. Its totient is φ = 81768704.

The previous prime is 122653057. The next prime is 122653061. The reversal of 122653059 is 950356221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 950356221 = 3 ⋅316785407.

It is an interprime number because it is at equal distance from previous prime (122653057) and next prime (122653061).

It is a cyclic number.

It is not a de Polignac number, because 122653059 - 2¹ = 122653057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122653057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20442174 + ... + 20442179.

It is an arithmetic number, because the mean of its divisors is an integer number (40884354).

Almost surely, 2^122653059 is an apocalyptic number.

122653059 is a deficient number, since it is larger than the sum of its proper divisors (40884357).

122653059 is an equidigital number, since it uses as much as digits as its factorization.

122653059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40884356.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 122653059 is about 11074.8841528930. The cubic root of 122653059 is about 496.8509539884.

It can be divided in two parts, 1226 and 53059, that added together give a triangular number (54285 = T₃₂₉).

The spelling of 122653059 in words is "one hundred twenty-two million, six hundred fifty-three thousand, fifty-nine".