1000434613 has 4 divisors (see below), whose sum is σ = 1000502668. Its totient is φ = 1000366560.

The previous prime is 1000434583. The next prime is 1000434619. The reversal of 1000434613 is 3164340001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 268894404 + 731540209 = 16398^2 + 27047^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000434613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000434619) 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, 1806 + ... + 44767.

It is an arithmetic number, because the mean of its divisors is an integer number (250125667).

Almost surely, 2^1000434613 is an apocalyptic number.

It is an amenable number.

1000434613 is a deficient number, since it is larger than the sum of its proper divisors (68055).

1000434613 is an equidigital number, since it uses as much as digits as its factorization.

1000434613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68054.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1000434613 is about 31629.6476901024. The cubic root of 1000434613 is about 1000.1448500175.

Adding to 1000434613 its reverse (3164340001), we get a palindrome (4164774614).

The spelling of 1000434613 in words is "one billion, four hundred thirty-four thousand, six hundred thirteen".