149711 has 2 divisors, whose sum is σ = 149712. Its totient is φ = 149710.

The previous prime is 149689. The next prime is 149713. The reversal of 149711 is 117941.

149711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149711 - 2¹⁴ = 133327 is a prime.

Together with 149713, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74855 + 74856.

It is an arithmetic number, because the mean of its divisors is an integer number (74856).

2¹⁴⁹⁷¹¹ is an apocalyptic number.

149711 is a deficient number, since it is larger than the sum of its proper divisors (1).

149711 is an equidigital number, since it uses as much as digits as its factorization.

149711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 23.

The square root of 149711 is about 386.9250573432. The cubic root of 149711 is about 53.0987833736.

The spelling of 149711 in words is "one hundred forty-nine thousand, seven hundred eleven".