1000340125 has 8 divisors (see below), whose sum is σ = 1248424632. Its totient is φ = 800272000.

The previous prime is 1000340093. The next prime is 1000340137. The reversal of 1000340125 is 5210430001.

It can be written as a sum of positive squares in 4 ways, for example, as 100220121 + 900120004 = 10011^2 + 30002^2 .

It is not a de Polignac number, because 1000340125 - 2⁵ = 1000340093 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000340099 and 1000340108.

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, 4001236 + ... + 4001485.

It is an arithmetic number, because the mean of its divisors is an integer number (156053079).

Almost surely, 2^1000340125 is an apocalyptic number.

It is an amenable number.

1000340125 is a deficient number, since it is larger than the sum of its proper divisors (248084507).

1000340125 is an frugal number, since it uses more digits than its factorization.

1000340125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8002736 (or 8002726 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1000340125 is about 31628.1539929222. The cubic root of 1000340125 is about 1000.1133621485.

Adding to 1000340125 its reverse (5210430001), we get a palindrome (6210770126).

The spelling of 1000340125 in words is "one billion, three hundred forty thousand, one hundred twenty-five".