1024125406 has 4 divisors (see below), whose sum is σ = 1536188112. Its totient is φ = 512062702.

The previous prime is 1024125397. The next prime is 1024125433. The reversal of 1024125406 is 6045214201.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256031350 + ... + 256031353.

It is an arithmetic number, because the mean of its divisors is an integer number (384047028).

Almost surely, 2^1024125406 is an apocalyptic number.

1024125406 is a deficient number, since it is larger than the sum of its proper divisors (512062706).

1024125406 is an equidigital number, since it uses as much as digits as its factorization.

1024125406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512062705.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1024125406 is about 32001.9594087612. The cubic root of 1024125406 is about 1007.9779845017.

Adding to 1024125406 its reverse (6045214201), we get a palindrome (7069339607).

The spelling of 1024125406 in words is "one billion, twenty-four million, one hundred twenty-five thousand, four hundred six".