1023204142 has 16 divisors (see below), whose sum is σ = 1577304000. Its totient is φ = 497454048.

The previous prime is 1023204139. The next prime is 1023204191. The reversal of 1023204142 is 2414023201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144468 + ... + 151384.

It is an arithmetic number, because the mean of its divisors is an integer number (98581500).

Almost surely, 2^1023204142 is an apocalyptic number.

1023204142 is a deficient number, since it is larger than the sum of its proper divisors (554099858).

1023204142 is a wasteful number, since it uses less digits than its factorization.

1023204142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8955.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1023204142 is about 31987.5623016197. The cubic root of 1023204142 is about 1007.6756476941.

Adding to 1023204142 its reverse (2414023201), we get a palindrome (3437227343).

The spelling of 1023204142 in words is "one billion, twenty-three million, two hundred four thousand, one hundred forty-two".