1313606659 has 4 divisors (see below), whose sum is σ = 1370720016. Its totient is φ = 1256493304.

The previous prime is 1313606641. The next prime is 1313606663. The reversal of 1313606659 is 9566063131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9566063131 = 199 ⋅48070669.

It is a cyclic number.

It is not a de Polignac number, because 1313606659 - 2¹⁷ = 1313475587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313606639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28556644 + ... + 28556689.

It is an arithmetic number, because the mean of its divisors is an integer number (342680004).

Almost surely, 2^1313606659 is an apocalyptic number.

1313606659 is a deficient number, since it is larger than the sum of its proper divisors (57113357).

1313606659 is an equidigital number, since it uses as much as digits as its factorization.

1313606659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57113356.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 1313606659 is about 36243.7119925650. The cubic root of 1313606659 is about 1095.1874213360.

The spelling of 1313606659 in words is "one billion, three hundred thirteen million, six hundred six thousand, six hundred fifty-nine".