1455142 has 8 divisors (see below), whose sum is σ = 2350656. Its totient is φ = 671592.

The previous prime is 1455127. The next prime is 1455143. The reversal of 1455142 is 2415541.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27958 + ... + 28009.

It is an arithmetic number, because the mean of its divisors is an integer number (293832).

2^1455142 is an apocalyptic number.

1455142 is a deficient number, since it is larger than the sum of its proper divisors (895514).

1455142 is a wasteful number, since it uses less digits than its factorization.

1455142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55982.

The product of its digits is 800, while the sum is 22.

The square root of 1455142 is about 1206.2926676392. The cubic root of 1455142 is about 113.3187543723.

The spelling of 1455142 in words is "one million, four hundred fifty-five thousand, one hundred forty-two".