149186927 has 2 divisors, whose sum is σ = 149186928. Its totient is φ = 149186926.

The previous prime is 149186899. The next prime is 149186929. The reversal of 149186927 is 729681941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149186927 - 2¹⁶ = 149121391 is a prime.

Together with 149186929, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149186929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74593463 + 74593464.

It is an arithmetic number, because the mean of its divisors is an integer number (74593464).

Almost surely, 2^149186927 is an apocalyptic number.

149186927 is a deficient number, since it is larger than the sum of its proper divisors (1).

149186927 is an equidigital number, since it uses as much as digits as its factorization.

149186927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 47.

The square root of 149186927 is about 12214.2100440430. The cubic root of 149186927 is about 530.3675236541.

The spelling of 149186927 in words is "one hundred forty-nine million, one hundred eighty-six thousand, nine hundred twenty-seven".