122533429 has 4 divisors (see below), whose sum is σ = 122683500. Its totient is φ = 122383360.

The previous prime is 122533393. The next prime is 122533459. The reversal of 122533429 is 924335221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 84217329 + 38316100 = 9177^2 + 6190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122533429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122533429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122533459) 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, 73804 + ... + 75445.

It is an arithmetic number, because the mean of its divisors is an integer number (30670875).

Almost surely, 2^122533429 is an apocalyptic number.

It is an amenable number.

122533429 is a deficient number, since it is larger than the sum of its proper divisors (150071).

122533429 is an equidigital number, since it uses as much as digits as its factorization.

122533429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150070.

The product of its digits is 12960, while the sum is 31.

The square root of 122533429 is about 11069.4818758603. The cubic root of 122533429 is about 496.6893664585.

The spelling of 122533429 in words is "one hundred twenty-two million, five hundred thirty-three thousand, four hundred twenty-nine".