27950123 has 2 divisors, whose sum is σ = 27950124. Its totient is φ = 27950122.

The previous prime is 27950093. The next prime is 27950173. The reversal of 27950123 is 32105972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27950123 - 2¹⁰ = 27949099 is a prime.

It is not a weakly prime, because it can be changed into another prime (27950173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13975061 + 13975062.

It is an arithmetic number, because the mean of its divisors is an integer number (13975062).

Almost surely, 2^27950123 is an apocalyptic number.

27950123 is a deficient number, since it is larger than the sum of its proper divisors (1).

27950123 is an equidigital number, since it uses as much as digits as its factorization.

27950123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 27950123 is about 5286.7875879403. The cubic root of 27950123 is about 303.4784853211.

The spelling of 27950123 in words is "twenty-seven million, nine hundred fifty thousand, one hundred twenty-three".