1040434445 has 8 divisors (see below), whose sum is σ = 1250380536. Its totient is φ = 831108096.

The previous prime is 1040434427. The next prime is 1040434453. The reversal of 1040434445 is 5444340401.

It can be written as a sum of positive squares in 4 ways, for example, as 243953161 + 796481284 = 15619^2 + 28222^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1040434445 - 2¹⁴ = 1040418061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151232 + ... + 157961.

It is an arithmetic number, because the mean of its divisors is an integer number (156297567).

Almost surely, 2^1040434445 is an apocalyptic number.

It is an amenable number.

1040434445 is a deficient number, since it is larger than the sum of its proper divisors (209946091).

1040434445 is an equidigital number, since it uses as much as digits as its factorization.

1040434445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309871.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1040434445 is about 32255.7660736805. The cubic root of 1040434445 is about 1013.3004617564.

Adding to 1040434445 its reverse (5444340401), we get a palindrome (6484774846).

The spelling of 1040434445 in words is "one billion, forty million, four hundred thirty-four thousand, four hundred forty-five".