27480953 has 4 divisors (see below), whose sum is σ = 27546960. Its totient is φ = 27414948.

The previous prime is 27480919. The next prime is 27480979. The reversal of 27480953 is 35908472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27480953 - 2¹⁰ = 27479929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27480983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32375 + ... + 33212.

It is an arithmetic number, because the mean of its divisors is an integer number (6886740).

Almost surely, 2^27480953 is an apocalyptic number.

It is an amenable number.

27480953 is a deficient number, since it is larger than the sum of its proper divisors (66007).

27480953 is an equidigital number, since it uses as much as digits as its factorization.

27480953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66006.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 27480953 is about 5242.2278660890. The cubic root of 27480953 is about 301.7708339970.

The spelling of 27480953 in words is "twenty-seven million, four hundred eighty thousand, nine hundred fifty-three".