1455156 has 36 divisors (see below), whose sum is σ = 3730272. Its totient is φ = 478224.

The previous prime is 1455151. The next prime is 1455193. The reversal of 1455156 is 6515541.

It is a happy number.

1455156 is a `hidden beast` number, since 145 + 515 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2745 + ... + 3231.

2^1455156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1455156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1865136).

1455156 is an abundant number, since it is smaller than the sum of its proper divisors (2275116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1455156 is a wasteful number, since it uses less digits than its factorization.

1455156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 575 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 1455156 is about 1206.2984705287. The cubic root of 1455156 is about 113.3191177864.

The spelling of 1455156 in words is "one million, four hundred fifty-five thousand, one hundred fifty-six".