5313561 has 8 divisors (see below), whose sum is σ = 7728864. Its totient is φ = 3220320.

The previous prime is 5313551. The next prime is 5313601. The reversal of 5313561 is 1653135.

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

It is not a de Polignac number, because 5313561 - 2⁷ = 5313433 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5313541) 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, 80476 + ... + 80541.

It is an arithmetic number, because the mean of its divisors is an integer number (966108).

Almost surely, 2^5313561 is an apocalyptic number.

It is an amenable number.

5313561 is a deficient number, since it is larger than the sum of its proper divisors (2415303).

5313561 is a wasteful number, since it uses less digits than its factorization.

5313561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161031.

The product of its digits is 1350, while the sum is 24.

The square root of 5313561 is about 2305.1162660482. The cubic root of 5313561 is about 174.4999165305.

Adding to 5313561 its reverse (1653135), we get a palindrome (6966696).

The spelling of 5313561 in words is "five million, three hundred thirteen thousand, five hundred sixty-one".