1020125342 has 16 divisors (see below), whose sum is σ = 1541376000. Its totient is φ = 506345400.

The previous prime is 1020125329. The next prime is 1020125357. The reversal of 1020125342 is 2435210201.

It is a congruent number.

It is an unprimeable number.

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, 187967 + ... + 193317.

It is an arithmetic number, because the mean of its divisors is an integer number (96336000).

Almost surely, 2^1020125342 is an apocalyptic number.

1020125342 is a deficient number, since it is larger than the sum of its proper divisors (521250658).

1020125342 is a wasteful number, since it uses less digits than its factorization.

1020125342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6031.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1020125342 is about 31939.4010901895. The cubic root of 1020125342 is about 1006.6639405849.

Adding to 1020125342 its reverse (2435210201), we get a palindrome (3455335543).

The spelling of 1020125342 in words is "one billion, twenty million, one hundred twenty-five thousand, three hundred forty-two".