1455115 has 24 divisors (see below), whose sum is σ = 1989360. Its totient is φ = 1018368.

The previous prime is 1455089. The next prime is 1455119. The reversal of 1455115 is 5115541.

It is a happy number.

It is not a de Polignac number, because 1455115 - 2⁷ = 1454987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1455119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27429 + ... + 27481.

It is an arithmetic number, because the mean of its divisors is an integer number (82890).

2^1455115 is an apocalyptic number.

1455115 is a deficient number, since it is larger than the sum of its proper divisors (534245).

1455115 is a wasteful number, since it uses less digits than its factorization.

1455115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 94 counting only the distinct ones).

The product of its digits is 500, while the sum is 22.

The square root of 1455115 is about 1206.2814762733. The cubic root of 1455115 is about 113.3180534956.

The spelling of 1455115 in words is "one million, four hundred fifty-five thousand, one hundred fifteen".