149384111 has 2 divisors, whose sum is σ = 149384112. Its totient is φ = 149384110.

The previous prime is 149384089. The next prime is 149384113. The reversal of 149384111 is 111483941.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149384111 is a prime.

It is a super-2 number, since 2×149384111² = 44631225238520642, which contains 22 as substring.

Together with 149384113, 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 (149384113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74692055 + 74692056.

It is an arithmetic number, because the mean of its divisors is an integer number (74692056).

Almost surely, 2^149384111 is an apocalyptic number.

149384111 is a deficient number, since it is larger than the sum of its proper divisors (1).

149384111 is an equidigital number, since it uses as much as digits as its factorization.

149384111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 32.

The square root of 149384111 is about 12222.2792882506. The cubic root of 149384111 is about 530.6010873458.

The spelling of 149384111 in words is "one hundred forty-nine million, three hundred eighty-four thousand, one hundred eleven".