1313526607 has 4 divisors (see below), whose sum is σ = 1390792896. Its totient is φ = 1236260320.

The previous prime is 1313526569. The next prime is 1313526611. The reversal of 1313526607 is 7066253131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313526607 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 (1313526707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38633119 + ... + 38633152.

It is an arithmetic number, because the mean of its divisors is an integer number (347698224).

Almost surely, 2^1313526607 is an apocalyptic number.

1313526607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1313526607 is a deficient number, since it is larger than the sum of its proper divisors (77266289).

1313526607 is an equidigital number, since it uses as much as digits as its factorization.

1313526607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77266288.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 1313526607 is about 36242.6076186579. The cubic root of 1313526607 is about 1095.1651737517.

Adding to 1313526607 its reverse (7066253131), we get a palindrome (8379779738).

The spelling of 1313526607 in words is "one billion, three hundred thirteen million, five hundred twenty-six thousand, six hundred seven".