1001342025 has 18 divisors (see below), whose sum is σ = 1793515230. Its totient is φ = 534048960.

The previous prime is 1001342011. The next prime is 1001342051. The reversal of 1001342025 is 5202431001.

It can be written as a sum of positive squares in 3 ways, for example, as 96294969 + 905047056 = 9813^2 + 30084^2 .

It is not a de Polignac number, because 1001342025 - 2⁵ = 1001341993 is a prime.

It is a super-2 number, since 2×1001342025² = 2005371702062201250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1001341989 and 1001342007.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2224980 + ... + 2225429.

It is an arithmetic number, because the mean of its divisors is an integer number (99639735).

Almost surely, 2^1001342025 is an apocalyptic number.

1001342025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1001342025 is a deficient number, since it is larger than the sum of its proper divisors (792173205).

1001342025 is a wasteful number, since it uses less digits than its factorization.

1001342025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450425 (or 4450417 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1001342025 is about 31643.9887656408. The cubic root of 1001342025 is about 1000.4471417012.

Adding to 1001342025 its reverse (5202431001), we get a palindrome (6203773026).

The spelling of 1001342025 in words is "one billion, one million, three hundred forty-two thousand, twenty-five".