1224423153 has 12 divisors (see below), whose sum is σ = 1772309760. Its totient is φ = 814575096.

The previous prime is 1224423131. The next prime is 1224423157. The reversal of 1224423153 is 3513244221.

1224423153 is a `hidden beast` number, since 1 + 224 + 423 + 15 + 3 = 666.

It is not a de Polignac number, because 1224423153 - 2⁵ = 1224423121 is a prime.

It is a super-2 number, since 2×1224423153² = 2998424115204922818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1224423157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137701 + ... + 146322.

It is an arithmetic number, because the mean of its divisors is an integer number (147692480).

Almost surely, 2^1224423153 is an apocalyptic number.

It is an amenable number.

1224423153 is a deficient number, since it is larger than the sum of its proper divisors (547886607).

1224423153 is a wasteful number, since it uses less digits than its factorization.

1224423153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284508 (or 284505 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 1224423153 is about 34991.7583582192. The cubic root of 1224423153 is about 1069.8195034289.

Adding to 1224423153 its reverse (3513244221), we get a palindrome (4737667374).

The spelling of 1224423153 in words is "one billion, two hundred twenty-four million, four hundred twenty-three thousand, one hundred fifty-three".