1424113521 has 8 divisors (see below), whose sum is σ = 1899840384. Its totient is φ = 948897840.

The previous prime is 1424113513. The next prime is 1424113529. The reversal of 1424113521 is 1253114241.

It is an interprime number because it is at equal distance from previous prime (1424113513) and next prime (1424113529).

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

It is not a de Polignac number, because 1424113521 - 2³ = 1424113513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1424113491 and 1424113500.

It is not an unprimeable number, because it can be changed into a prime (1424113529) 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 7 ways as a sum of consecutive naturals, for example, 121246 + ... + 132471.

It is an arithmetic number, because the mean of its divisors is an integer number (237480048).

Almost surely, 2^1424113521 is an apocalyptic number.

It is an amenable number.

1424113521 is a deficient number, since it is larger than the sum of its proper divisors (475726863).

1424113521 is a wasteful number, since it uses less digits than its factorization.

1424113521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255591.

The product of its digits is 960, while the sum is 24.

The square root of 1424113521 is about 37737.4286484917. The cubic root of 1424113521 is about 1125.0751610031.

Adding to 1424113521 its reverse (1253114241), we get a palindrome (2677227762).

The spelling of 1424113521 in words is "one billion, four hundred twenty-four million, one hundred thirteen thousand, five hundred twenty-one".