1024242123 has 4 divisors (see below), whose sum is σ = 1365656168. Its totient is φ = 682828080.

The previous prime is 1024242091. The next prime is 1024242143. The reversal of 1024242123 is 3212424201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1024242123 - 2⁵ = 1024242091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1024242123.

It is not an unprimeable number, because it can be changed into a prime (1024242143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170707018 + ... + 170707023.

It is an arithmetic number, because the mean of its divisors is an integer number (341414042).

Almost surely, 2^1024242123 is an apocalyptic number.

1024242123 is a deficient number, since it is larger than the sum of its proper divisors (341414045).

1024242123 is an equidigital number, since it uses as much as digits as its factorization.

1024242123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341414044.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1024242123 is about 32003.7829482703. The cubic root of 1024242123 is about 1008.0162752868.

Adding to 1024242123 its reverse (3212424201), we get a palindrome (4236666324).

The spelling of 1024242123 in words is "one billion, twenty-four million, two hundred forty-two thousand, one hundred twenty-three".