1023351442 has 8 divisors (see below), whose sum is σ = 1535720076. Its totient is φ = 511444752.

The previous prime is 1023351437. The next prime is 1023351481. The reversal of 1023351442 is 2441533201.

It can be written as a sum of positive squares in 2 ways, for example, as 1011303601 + 12047841 = 31801^2 + 3471^2 .

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, 109893 + ... + 118840.

Almost surely, 2^1023351442 is an apocalyptic number.

1023351442 is a deficient number, since it is larger than the sum of its proper divisors (512368634).

1023351442 is a wasteful number, since it uses less digits than its factorization.

1023351442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230972.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1023351442 is about 31989.8646761752. The cubic root of 1023351442 is about 1007.7240002156.

Adding to 1023351442 its reverse (2441533201), we get a palindrome (3464884643).

The spelling of 1023351442 in words is "one billion, twenty-three million, three hundred fifty-one thousand, four hundred forty-two".