1012140434 has 8 divisors (see below), whose sum is σ = 1518371148. Its totient is φ = 506016720.

The previous prime is 1012140433. The next prime is 1012140449. The reversal of 1012140434 is 4340412101.

It can be written as a sum of positive squares in 2 ways, for example, as 835383409 + 176757025 = 28903^2 + 13295^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1012140433) 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, 3944 + ... + 45164.

Almost surely, 2^1012140434 is an apocalyptic number.

1012140434 is a deficient number, since it is larger than the sum of its proper divisors (506230714).

1012140434 is a wasteful number, since it uses less digits than its factorization.

1012140434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53500.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1012140434 is about 31814.1546170883. The cubic root of 1012140434 is about 1004.0305442208.

Adding to 1012140434 its reverse (4340412101), we get a palindrome (5352552535).

The spelling of 1012140434 in words is "one billion, twelve million, one hundred forty thousand, four hundred thirty-four".