149369111 has 16 divisors (see below), whose sum is σ = 160302240. Its totient is φ = 138902400.

The previous prime is 149369081. The next prime is 149369117. The reversal of 149369111 is 111963941.

149369111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 149369111 - 2⁶ = 149369047 is a prime.

It is a super-2 number, since 2×149369111² = 44622262641860642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149369117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114161 + ... + 115461.

It is an arithmetic number, because the mean of its divisors is an integer number (10018890).

Almost surely, 2^149369111 is an apocalyptic number.

149369111 is a deficient number, since it is larger than the sum of its proper divisors (10933129).

149369111 is a wasteful number, since it uses less digits than its factorization.

149369111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474.

The product of its digits is 5832, while the sum is 35.

The square root of 149369111 is about 12221.6656393472. The cubic root of 149369111 is about 530.5833271287.

The spelling of 149369111 in words is "one hundred forty-nine million, three hundred sixty-nine thousand, one hundred eleven".