27140369 has 2 divisors, whose sum is σ = 27140370. Its totient is φ = 27140368.

The previous prime is 27140363. The next prime is 27140411. The reversal of 27140369 is 96304172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25000000 + 2140369 = 5000^2 + 1463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27140369 is a prime.

It is a super-2 number, since 2×27140369² = 1473199258912322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27140363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13570184 + 13570185.

It is an arithmetic number, because the mean of its divisors is an integer number (13570185).

Almost surely, 2^27140369 is an apocalyptic number.

It is an amenable number.

27140369 is a deficient number, since it is larger than the sum of its proper divisors (1).

27140369 is an equidigital number, since it uses as much as digits as its factorization.

27140369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 27140369 is about 5209.6419262748. The cubic root of 27140369 is about 300.5189868430.

The spelling of 27140369 in words is "twenty-seven million, one hundred forty thousand, three hundred sixty-nine".