151545 has 8 divisors (see below), whose sum is σ = 242496. Its totient is φ = 80816.

The previous prime is 151537. The next prime is 151549. The reversal of 151545 is 545151.

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 151545 - 2³ = 151537 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (151549) 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, 5037 + ... + 5066.

It is an arithmetic number, because the mean of its divisors is an integer number (30312).

2¹⁵¹⁵⁴⁵ is an apocalyptic number.

151545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

151545 is a deficient number, since it is larger than the sum of its proper divisors (90951).

151545 is a wasteful number, since it uses less digits than its factorization.

151545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10111.

The product of its digits is 500, while the sum is 21.

The square root of 151545 is about 389.2878112656. The cubic root of 151545 is about 53.3147287539.

Adding to 151545 its reverse (545151), we get a palindrome (696696).

It can be divided in two parts, 151 and 545, that added together give a palindrome (696).

The spelling of 151545 in words is "one hundred fifty-one thousand, five hundred forty-five".