1190255 has 32 divisors (see below), whose sum is σ = 1762560. Its totient is φ = 760320.

The previous prime is 1190249. The next prime is 1190261. The reversal of 1190255 is 5520911.

1190255 = T₁₅₄ + T₁₅₅ + ... + T₂₂₀.

It is an interprime number because it is at equal distance from previous prime (1190249) and next prime (1190261).

It is not a de Polignac number, because 1190255 - 2⁸ = 1189999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1190255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17732 + ... + 17798.

It is an arithmetic number, because the mean of its divisors is an integer number (55080).

2^1190255 is an apocalyptic number.

1190255 is a deficient number, since it is larger than the sum of its proper divisors (572305).

1190255 is a wasteful number, since it uses less digits than its factorization.

1190255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119.

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 1190255 is about 1090.9880842612. The cubic root of 1190255 is about 105.9774189469.

The spelling of 1190255 in words is "one million, one hundred ninety thousand, two hundred fifty-five".