1023313442 has 8 divisors (see below), whose sum is σ = 1543007232. Its totient is φ = 508977700.

The previous prime is 1023313433. The next prime is 1023313471. The reversal of 1023313442 is 2443133201.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1339034 + ... + 1339797.

It is an arithmetic number, because the mean of its divisors is an integer number (192875904).

Almost surely, 2^1023313442 is an apocalyptic number.

1023313442 is a deficient number, since it is larger than the sum of its proper divisors (519693790).

1023313442 is a wasteful number, since it uses less digits than its factorization.

1023313442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2679024.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1023313442 is about 31989.2707325441. The cubic root of 1023313442 is about 1007.7115268252.

Adding to 1023313442 its reverse (2443133201), we get a palindrome (3466446643).

The spelling of 1023313442 in words is "one billion, twenty-three million, three hundred thirteen thousand, four hundred forty-two".