149768111 has 8 divisors (see below), whose sum is σ = 156643200. Its totient is φ = 142923352.

The previous prime is 149768107. The next prime is 149768131. The reversal of 149768111 is 111867941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149768111 - 2² = 149768107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149768131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2840 + ... + 17538.

It is an arithmetic number, because the mean of its divisors is an integer number (19580400).

Almost surely, 2^149768111 is an apocalyptic number.

149768111 is a deficient number, since it is larger than the sum of its proper divisors (6875089).

149768111 is a wasteful number, since it uses less digits than its factorization.

149768111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15165.

The product of its digits is 12096, while the sum is 38.

The square root of 149768111 is about 12237.9782235466. The cubic root of 149768111 is about 531.0553446758.

The spelling of 149768111 in words is "one hundred forty-nine million, seven hundred sixty-eight thousand, one hundred eleven".