1234031042 has 4 divisors (see below), whose sum is σ = 1851046566. Its totient is φ = 617015520.

The previous prime is 1234031033. The next prime is 1234031047. The reversal of 1234031042 is 2401304321.

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

It can be written as a sum of positive squares in only one way, i.e., 1202771761 + 31259281 = 34681^2 + 5591^2 .

It is a super-2 number, since 2×1234031042² = 3045665225239211528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1234031047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308507759 + ... + 308507762.

Almost surely, 2^1234031042 is an apocalyptic number.

1234031042 is a deficient number, since it is larger than the sum of its proper divisors (617015524).

1234031042 is an equidigital number, since it uses as much as digits as its factorization.

1234031042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617015523.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1234031042 is about 35128.7779747602. Note that the first 3 decimals coincide. The cubic root of 1234031042 is about 1072.6104607821.

Adding to 1234031042 its reverse (2401304321), we get a palindrome (3635335363).

The spelling of 1234031042 in words is "one billion, two hundred thirty-four million, thirty-one thousand, forty-two".