1423381165 has 16 divisors (see below), whose sum is σ = 1735680960. Its totient is φ = 1120331520.

The previous prime is 1423381147. The next prime is 1423381189. The reversal of 1423381165 is 5611833241.

It is not a de Polignac number, because 1423381165 - 2⁹ = 1423380653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1423381165.

It is a congruent number.

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, 335910 + ... + 340120.

It is an arithmetic number, because the mean of its divisors is an integer number (108480060).

Almost surely, 2^1423381165 is an apocalyptic number.

It is an amenable number.

1423381165 is a deficient number, since it is larger than the sum of its proper divisors (312299795).

1423381165 is a wasteful number, since it uses less digits than its factorization.

1423381165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5292.

The product of its digits is 17280, while the sum is 34.

The square root of 1423381165 is about 37727.7240898520. The cubic root of 1423381165 is about 1124.8822698200.

The spelling of 1423381165 in words is "one billion, four hundred twenty-three million, three hundred eighty-one thousand, one hundred sixty-five".