151911 has 6 divisors (see below), whose sum is σ = 219440. Its totient is φ = 101268.

The previous prime is 151909. The next prime is 151937. The reversal of 151911 is 119151.

151911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151911 - 2¹ = 151909 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 (151901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8431 + ... + 8448.

2¹⁵¹⁹¹¹ is an apocalyptic number.

151911 is a deficient number, since it is larger than the sum of its proper divisors (67529).

151911 is a wasteful number, since it uses less digits than its factorization.

151911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16885 (or 16882 counting only the distinct ones).

The product of its digits is 45, while the sum is 18.

The square root of 151911 is about 389.7576169878. The cubic root of 151911 is about 53.3576148116.

The spelling of 151911 in words is "one hundred fifty-one thousand, nine hundred eleven".