1075551 has 8 divisors (see below), whose sum is σ = 1455744. Its totient is φ = 706200.

The previous prime is 1075537. The next prime is 1075561. The reversal of 1075551 is 1555701.

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

It is not a de Polignac number, because 1075551 - 2⁵ = 1075519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075531) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2475 + ... + 2876.

It is an arithmetic number, because the mean of its divisors is an integer number (181968).

2^1075551 is an apocalyptic number.

1075551 is a deficient number, since it is larger than the sum of its proper divisors (380193).

1075551 is an equidigital number, since it uses as much as digits as its factorization.

1075551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421.

The product of its (nonzero) digits is 875, while the sum is 24.

The square root of 1075551 is about 1037.0877494214. The cubic root of 1075551 is about 102.4574798851.

The spelling of 1075551 in words is "one million, seventy-five thousand, five hundred fifty-one".