1255199 has 8 divisors (see below), whose sum is σ = 1395792. Its totient is φ = 1119040.

The previous prime is 1255187. The next prime is 1255201. The reversal of 1255199 is 9915521.

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

It is a cyclic number.

It is not a de Polignac number, because 1255199 - 2⁴ = 1255183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255109) 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, 494 + ... + 1659.

It is an arithmetic number, because the mean of its divisors is an integer number (174474).

2^1255199 is an apocalyptic number.

1255199 is a deficient number, since it is larger than the sum of its proper divisors (140593).

1255199 is a wasteful number, since it uses less digits than its factorization.

1255199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217.

The product of its digits is 4050, while the sum is 32.

The square root of 1255199 is about 1120.3566396465. The cubic root of 1255199 is about 107.8708733389.

The spelling of 1255199 in words is "one million, two hundred fifty-five thousand, one hundred ninety-nine".