1043625005 has 4 divisors (see below), whose sum is σ = 1252350012. Its totient is φ = 834900000.

The previous prime is 1043624983. The next prime is 1043625017. The reversal of 1043625005 is 5005263401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 716847076 + 326777929 = 26774^2 + 18077^2 .

It is not a de Polignac number, because 1043625005 - 2²⁰ = 1042576429 is a prime.

It is a super-2 number, since 2×1043625005² = 2178306302122500050, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 104362496 + ... + 104362505.

It is an arithmetic number, because the mean of its divisors is an integer number (313087503).

Almost surely, 2^1043625005 is an apocalyptic number.

It is an amenable number.

1043625005 is a deficient number, since it is larger than the sum of its proper divisors (208725007).

1043625005 is an equidigital number, since it uses as much as digits as its factorization.

1043625005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208725006.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1043625005 is about 32305.1854196815. The cubic root of 1043625005 is about 1014.3351887478.

Adding to 1043625005 its reverse (5005263401), we get a palindrome (6048888406).

The spelling of 1043625005 in words is "one billion, forty-three million, six hundred twenty-five thousand, five".