1012435042 has 4 divisors (see below), whose sum is σ = 1518652566. Its totient is φ = 506217520.

The previous prime is 1012435027. The next prime is 1012435049. The reversal of 1012435042 is 2405342101.

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., 536802561 + 475632481 = 23169^2 + 21809^2 .

It is not an unprimeable number, because it can be changed into a prime (1012435049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253108759 + ... + 253108762.

Almost surely, 2^1012435042 is an apocalyptic number.

1012435042 is a deficient number, since it is larger than the sum of its proper divisors (506217524).

1012435042 is an equidigital number, since it uses as much as digits as its factorization.

1012435042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506217523.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1012435042 is about 31818.7844205274. The cubic root of 1012435042 is about 1004.1279505773.

Adding to 1012435042 its reverse (2405342101), we get a palindrome (3417777143).

The spelling of 1012435042 in words is "one billion, twelve million, four hundred thirty-five thousand, forty-two".