1524421423 has 16 divisors (see below), whose sum is σ = 1830906880. Its totient is φ = 1241757216.

The previous prime is 1524421417. The next prime is 1524421427. The reversal of 1524421423 is 3241244251.

It is not a de Polignac number, because 1524421423 - 2²⁵ = 1490866991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1524421391 and 1524421400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1524421427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57303 + ... + 79576.

It is an arithmetic number, because the mean of its divisors is an integer number (114431680).

Almost surely, 2^1524421423 is an apocalyptic number.

1524421423 is a deficient number, since it is larger than the sum of its proper divisors (306485457).

1524421423 is a wasteful number, since it uses less digits than its factorization.

1524421423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136966.

The product of its digits is 7680, while the sum is 28.

The square root of 1524421423 is about 39043.8397573804. The cubic root of 1524421423 is about 1150.8931745464.

Adding to 1524421423 its reverse (3241244251), we get a palindrome (4765665674).

The spelling of 1524421423 in words is "one billion, five hundred twenty-four million, four hundred twenty-one thousand, four hundred twenty-three".