122451229 has 8 divisors (see below), whose sum is σ = 125525312. Its totient is φ = 119387520.

The previous prime is 122451227. The next prime is 122451233. The reversal of 122451229 is 922154221.

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 122451229 - 2¹ = 122451227 is a prime.

It is a super-2 number, since 2×122451229² = 29988606967220882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122451197 and 122451206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122451223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24877 + ... + 29389.

It is an arithmetic number, because the mean of its divisors is an integer number (15690664).

Almost surely, 2^122451229 is an apocalyptic number.

It is an amenable number.

122451229 is a deficient number, since it is larger than the sum of its proper divisors (3074083).

122451229 is an equidigital number, since it uses as much as digits as its factorization.

122451229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5187.

The product of its digits is 2880, while the sum is 28.

The square root of 122451229 is about 11065.7683420538. The cubic root of 122451229 is about 496.5782756884.

The spelling of 122451229 in words is "one hundred twenty-two million, four hundred fifty-one thousand, two hundred twenty-nine".