1011440434 has 8 divisors (see below), whose sum is σ = 1517368860. Its totient is φ = 505650816.

The previous prime is 1011440383. The next prime is 1011440447. The reversal of 1011440434 is 4340441101.

1011440434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 993825625 + 17614809 = 31525^2 + 4197^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14019 + ... + 47110.

Almost surely, 2^1011440434 is an apocalyptic number.

1011440434 is a deficient number, since it is larger than the sum of its proper divisors (505928426).

1011440434 is an equidigital number, since it uses as much as digits as its factorization.

1011440434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69404.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1011440434 is about 31803.1513218423. The cubic root of 1011440434 is about 1003.7990271163.

Adding to 1011440434 its reverse (4340441101), we get a palindrome (5351881535).

The spelling of 1011440434 in words is "one billion, eleven million, four hundred forty thousand, four hundred thirty-four".