383144087 has 6 divisors (see below), whose sum is σ = 384542352. Its totient is φ = 381750872.

The previous prime is 383144071. The next prime is 383144093. The reversal of 383144087 is 780441383.

It is not a de Polignac number, because 383144087 - 2⁴ = 383144071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 383144087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383144387) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 83618 + ... + 88080.

It is an arithmetic number, because the mean of its divisors is an integer number (64090392).

Almost surely, 2^383144087 is an apocalyptic number.

383144087 is a deficient number, since it is larger than the sum of its proper divisors (1398265).

383144087 is an frugal number, since it uses more digits than its factorization.

383144087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049 (or 4756 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 383144087 is about 19574.0666955030. The cubic root of 383144087 is about 726.3078016725.

The spelling of 383144087 in words is "three hundred eighty-three million, one hundred forty-four thousand, eighty-seven".