151943 has 8 divisors (see below), whose sum is σ = 174720. Its totient is φ = 130680.

The previous prime is 151939. The next prime is 151967. The reversal of 151943 is 349151.

It is a happy number.

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

It is not a de Polignac number, because 151943 - 2² = 151939 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 151943.

It is not an unprimeable number, because it can be changed into a prime (151903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155 + ... + 572.

It is an arithmetic number, because the mean of its divisors is an integer number (21840).

2¹⁵¹⁹⁴³ is an apocalyptic number.

151943 is a deficient number, since it is larger than the sum of its proper divisors (22777).

151943 is a wasteful number, since it uses less digits than its factorization.

151943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757.

The product of its digits is 540, while the sum is 23.

The square root of 151943 is about 389.7986659803. The cubic root of 151943 is about 53.3613611363.

The spelling of 151943 in words is "one hundred fifty-one thousand, nine hundred forty-three".