1255087 has 8 divisors (see below), whose sum is σ = 1321056. Its totient is φ = 1190112.

The previous prime is 1255081. The next prime is 1255103. The reversal of 1255087 is 7805521.

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

It is not a de Polignac number, because 1255087 - 2⁷ = 1254959 is a prime.

It is a cake number, because a cake can be divided into 1255087 parts by 196 planar cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255081) 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, 4393 + ... + 4669.

It is an arithmetic number, because the mean of its divisors is an integer number (165132).

2^1255087 is an apocalyptic number.

1255087 is a deficient number, since it is larger than the sum of its proper divisors (65969).

1255087 is a wasteful number, since it uses less digits than its factorization.

1255087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 1255087 is about 1120.3066544478. The cubic root of 1255087 is about 107.8676648445.

The spelling of 1255087 in words is "one million, two hundred fifty-five thousand, eighty-seven".