1144005195 has 16 divisors (see below), whose sum is σ = 1893526560. Its totient is φ = 589096704.

The previous prime is 1144005169. The next prime is 1144005217. The reversal of 1144005195 is 5915004411.

It is not a de Polignac number, because 1144005195 - 2⁶ = 1144005131 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1314514 + ... + 1315383.

It is an arithmetic number, because the mean of its divisors is an integer number (118345410).

Almost surely, 2^1144005195 is an apocalyptic number.

1144005195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1144005195 is a deficient number, since it is larger than the sum of its proper divisors (749521365).

1144005195 is a wasteful number, since it uses less digits than its factorization.

1144005195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629934.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 1144005195 is about 33823.1458471858. The cubic root of 1144005195 is about 1045.8658894680.

The spelling of 1144005195 in words is "one billion, one hundred forty-four million, five thousand, one hundred ninety-five".