1224264151 has 4 divisors (see below), whose sum is σ = 1335560904. Its totient is φ = 1112967400.

The previous prime is 1224264143. The next prime is 1224264161. The reversal of 1224264151 is 1514624221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1224264151 - 2³ = 1224264143 is a prime.

It is a super-2 number, since 2×1224264151² = 2997645422847501602, 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 (1224264161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55648360 + ... + 55648381.

It is an arithmetic number, because the mean of its divisors is an integer number (333890226).

Almost surely, 2^1224264151 is an apocalyptic number.

1224264151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1224264151 is a deficient number, since it is larger than the sum of its proper divisors (111296753).

1224264151 is a wasteful number, since it uses less digits than its factorization.

1224264151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111296752.

The product of its digits is 3840, while the sum is 28.

The square root of 1224264151 is about 34989.4862923136. The cubic root of 1224264151 is about 1069.7731929673.

Adding to 1224264151 its reverse (1514624221), we get a palindrome (2738888372).

The spelling of 1224264151 in words is "one billion, two hundred twenty-four million, two hundred sixty-four thousand, one hundred fifty-one".