1003440434 has 8 divisors (see below), whose sum is σ = 1505377920. Its totient is φ = 501647796.

The previous prime is 1003440409. The next prime is 1003440461. The reversal of 1003440434 is 4340443001.

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

It is a super-2 number, since 2×1003440434² = 2013785409172216712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16814 + ... + 47849.

It is an arithmetic number, because the mean of its divisors is an integer number (188172240).

Almost surely, 2^1003440434 is an apocalyptic number.

1003440434 is a deficient number, since it is larger than the sum of its proper divisors (501937486).

1003440434 is an equidigital number, since it uses as much as digits as its factorization.

1003440434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72424.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1003440434 is about 31677.1279316797. The cubic root of 1003440434 is about 1001.1454986651.

Adding to 1003440434 its reverse (4340443001), we get a palindrome (5343883435).

The spelling of 1003440434 in words is "one billion, three million, four hundred forty thousand, four hundred thirty-four".