1275042 has 8 divisors (see below), whose sum is σ = 2550096. Its totient is φ = 425012.

The previous prime is 1275041. The next prime is 1275067. The reversal of 1275042 is 2405721.

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

1275042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1275041) 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, 106248 + ... + 106259.

It is an arithmetic number, because the mean of its divisors is an integer number (318762).

2^1275042 is an apocalyptic number.

1275042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1275042 is a wasteful number, since it uses less digits than its factorization.

1275042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212512.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 1275042 is about 1129.1775768231. The cubic root of 1275042 is about 108.4363349098.

The spelling of 1275042 in words is "one million, two hundred seventy-five thousand, forty-two".