122572133 has 4 divisors (see below), whose sum is σ = 122622240. Its totient is φ = 122522028.

The previous prime is 122572127. The next prime is 122572139. The reversal of 122572133 is 331275221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (122572127) and next prime (122572139).

It is a cyclic number.

It is not a de Polignac number, because 122572133 - 2¹² = 122568037 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 (122572139) 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, 21185 + ... + 26342.

It is an arithmetic number, because the mean of its divisors is an integer number (30655560).

Almost surely, 2^122572133 is an apocalyptic number.

It is an amenable number.

122572133 is a deficient number, since it is larger than the sum of its proper divisors (50107).

122572133 is an equidigital number, since it uses as much as digits as its factorization.

122572133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50106.

The product of its digits is 2520, while the sum is 26.

The square root of 122572133 is about 11071.2299678039. The cubic root of 122572133 is about 496.7416565198.

The spelling of 122572133 in words is "one hundred twenty-two million, five hundred seventy-two thousand, one hundred thirty-three".