1226922153 has 8 divisors (see below), whose sum is σ = 1636202400. Its totient is φ = 817795008.

The previous prime is 1226922077. The next prime is 1226922197. The reversal of 1226922153 is 3512296221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1226922153 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1226922953) 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, 18048 + ... + 52721.

It is an arithmetic number, because the mean of its divisors is an integer number (204525300).

Almost surely, 2^1226922153 is an apocalyptic number.

It is an amenable number.

1226922153 is a deficient number, since it is larger than the sum of its proper divisors (409280247).

1226922153 is an equidigital number, since it uses as much as digits as its factorization.

1226922153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76551.

The product of its digits is 12960, while the sum is 33.

The square root of 1226922153 is about 35027.4485653751. The cubic root of 1226922153 is about 1070.5468288283.

The spelling of 1226922153 in words is "one billion, two hundred twenty-six million, nine hundred twenty-two thousand, one hundred fifty-three".