123495 has 8 divisors (see below), whose sum is σ = 197616. Its totient is φ = 65856.

The previous prime is 123493. The next prime is 123499. The reversal of 123495 is 594321.

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

It is not a de Polignac number, because 123495 - 2¹ = 123493 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123491) 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, 4102 + ... + 4131.

It is an arithmetic number, because the mean of its divisors is an integer number (24702).

2¹²³⁴⁹⁵ is an apocalyptic number.

123495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123495 is a deficient number, since it is larger than the sum of its proper divisors (74121).

123495 is an equidigital number, since it uses as much as digits as its factorization.

123495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8241.

The product of its digits is 1080, while the sum is 24.

The square root of 123495 is about 351.4185538642. The cubic root of 123495 is about 49.7985225606.

The spelling of 123495 in words is "one hundred twenty-three thousand, four hundred ninety-five".