1044168087 has 4 divisors (see below), whose sum is σ = 1392224120. Its totient is φ = 696112056.

The previous prime is 1044168061. The next prime is 1044168091. The reversal of 1044168087 is 7808614401.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1044168087 - 2⁶ = 1044168023 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 (1044168487) 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, 174028012 + ... + 174028017.

It is an arithmetic number, because the mean of its divisors is an integer number (348056030).

Almost surely, 2^1044168087 is an apocalyptic number.

1044168087 is a deficient number, since it is larger than the sum of its proper divisors (348056033).

1044168087 is an equidigital number, since it uses as much as digits as its factorization.

1044168087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348056032.

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 1044168087 is about 32313.5898191458. The cubic root of 1044168087 is about 1014.5111049547.

The spelling of 1044168087 in words is "one billion, forty-four million, one hundred sixty-eight thousand, eighty-seven".