1023015242 has 8 divisors (see below), whose sum is σ = 1537852932. Its totient is φ = 510397600.

The previous prime is 1023015209. The next prime is 1023015299. The reversal of 1023015242 is 2425103201.

It can be written as a sum of positive squares in 2 ways, for example, as 1022656441 + 358801 = 31979^2 + 599^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553859 + ... + 555702.

Almost surely, 2^1023015242 is an apocalyptic number.

1023015242 is a deficient number, since it is larger than the sum of its proper divisors (514837690).

1023015242 is a wasteful number, since it uses less digits than its factorization.

1023015242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110024.

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

The square root of 1023015242 is about 31984.6094551739. The cubic root of 1023015242 is about 1007.6136328145.

Adding to 1023015242 its reverse (2425103201), we get a palindrome (3448118443).

The spelling of 1023015242 in words is "one billion, twenty-three million, fifteen thousand, two hundred forty-two".