153455 has 8 divisors (see below), whose sum is σ = 188352. Its totient is φ = 119968.

The previous prime is 153449. The next prime is 153457. The reversal of 153455 is 554351.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153455 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 153455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153457) 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, 92 + ... + 561.

It is an arithmetic number, because the mean of its divisors is an integer number (23544).

2¹⁵³⁴⁵⁵ is an apocalyptic number.

153455 is a deficient number, since it is larger than the sum of its proper divisors (34897).

153455 is an equidigital number, since it uses as much as digits as its factorization.

153455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705.

The product of its digits is 1500, while the sum is 23.

The square root of 153455 is about 391.7333276605. The cubic root of 153455 is about 53.5377786562.

The spelling of 153455 in words is "one hundred fifty-three thousand, four hundred fifty-five".