1222453351 has 8 divisors (see below), whose sum is σ = 1397457440. Its totient is φ = 1047541248.

The previous prime is 1222453333. The next prime is 1222453361. The reversal of 1222453351 is 1533542221.

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 1222453351 - 2⁷ = 1222453223 is a prime.

It is a super-2 number, since 2×1222453351² = 2988784390742258402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222453301) 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, 8335 + ... + 50143.

It is an arithmetic number, because the mean of its divisors is an integer number (174682180).

Almost surely, 2^1222453351 is an apocalyptic number.

1222453351 is a deficient number, since it is larger than the sum of its proper divisors (175004089).

1222453351 is an equidigital number, since it uses as much as digits as its factorization.

1222453351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45993.

The product of its digits is 7200, while the sum is 28.

The square root of 1222453351 is about 34963.6003723873. The cubic root of 1222453351 is about 1069.2455015225.

Adding to 1222453351 its reverse (1533542221), we get a palindrome (2755995572).

The spelling of 1222453351 in words is "one billion, two hundred twenty-two million, four hundred fifty-three thousand, three hundred fifty-one".