151995 has 8 divisors (see below), whose sum is σ = 243216. Its totient is φ = 81056.

The previous prime is 151969. The next prime is 152003. The reversal of 151995 is 599151.

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 151995 - 2⁹ = 151483 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5052 + ... + 5081.

It is an arithmetic number, because the mean of its divisors is an integer number (30402).

2¹⁵¹⁹⁹⁵ is an apocalyptic number.

151995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

151995 is a deficient number, since it is larger than the sum of its proper divisors (91221).

151995 is a wasteful number, since it uses less digits than its factorization.

151995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10141.

The product of its digits is 2025, while the sum is 30.

The square root of 151995 is about 389.8653613749. The cubic root of 151995 is about 53.3674477922.

The spelling of 151995 in words is "one hundred fifty-one thousand, nine hundred ninety-five".