27553013 has 8 divisors (see below), whose sum is σ = 28111200. Its totient is φ = 26999280.

The previous prime is 27553003. The next prime is 27553027. The reversal of 27553013 is 31035572.

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

It is a cyclic number.

It is not a de Polignac number, because 27553013 - 2¹⁰ = 27551989 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 (27553003) 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, 13163 + ... + 15111.

It is an arithmetic number, because the mean of its divisors is an integer number (3513900).

Almost surely, 2^27553013 is an apocalyptic number.

It is an amenable number.

27553013 is a deficient number, since it is larger than the sum of its proper divisors (558187).

27553013 is a wasteful number, since it uses less digits than its factorization.

27553013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 27553013 is about 5249.0963984290. The cubic root of 27553013 is about 302.0343695808.

Adding to 27553013 its reverse (31035572), we get a palindrome (58588585).

The spelling of 27553013 in words is "twenty-seven million, five hundred fifty-three thousand, thirteen".