1300260026 has 8 divisors (see below), whose sum is σ = 2100420084. Its totient is φ = 600120000.

The previous prime is 1300259999. The next prime is 1300260083. The reversal of 1300260026 is 6200620031.

It can be written as a sum of positive squares in 2 ways, for example, as 900300025 + 399960001 = 30005^2 + 19999^2 .

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

It is a super-2 number, since 2×1300260026² = 3381352270427041352, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25004975 + ... + 25005026.

Almost surely, 2^1300260026 is an apocalyptic number.

1300260026 is a deficient number, since it is larger than the sum of its proper divisors (800160058).

1300260026 is a wasteful number, since it uses less digits than its factorization.

1300260026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50010016.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1300260026 is about 36059.1184861749. The cubic root of 1300260026 is about 1091.4656450115.

Adding to 1300260026 its reverse (6200620031), we get a palindrome (7500880057).

The spelling of 1300260026 in words is "one billion, three hundred million, two hundred sixty thousand, twenty-six".