1601366313 has 8 divisors (see below), whose sum is σ = 2138541376. Its totient is φ = 1065884400.

The previous prime is 1601366309. The next prime is 1601366317. The reversal of 1601366313 is 3136631061.

It is an interprime number because it is at equal distance from previous prime (1601366309) and next prime (1601366317).

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

It is not a de Polignac number, because 1601366313 - 2² = 1601366309 is a prime.

It is a super-2 number, since 2×1601366313² = 5128748136822427938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1601366317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421078 + ... + 424863.

It is an arithmetic number, because the mean of its divisors is an integer number (267317672).

Almost surely, 2^1601366313 is an apocalyptic number.

It is an amenable number.

1601366313 is a deficient number, since it is larger than the sum of its proper divisors (537175063).

1601366313 is an equidigital number, since it uses as much as digits as its factorization.

1601366313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846575.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 1601366313 is about 40017.0752679403. The cubic root of 1601366313 is about 1169.9399275169.

Adding to 1601366313 its reverse (3136631061), we get a palindrome (4737997374).

The spelling of 1601366313 in words is "one billion, six hundred one million, three hundred sixty-six thousand, three hundred thirteen".