1423010565 has 64 divisors (see below), whose sum is σ = 2608830720. Its totient is φ = 735402240.

The previous prime is 1423010549. The next prime is 1423010569. The reversal of 1423010565 is 5650103241.

It is not a de Polignac number, because 1423010565 - 2⁴ = 1423010549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423010569) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1732855 + ... + 1733675.

It is an arithmetic number, because the mean of its divisors is an integer number (40762980).

Almost surely, 2^1423010565 is an apocalyptic number.

1423010565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423010565 is a deficient number, since it is larger than the sum of its proper divisors (1185820155).

1423010565 is a wasteful number, since it uses less digits than its factorization.

1423010565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219 (or 1213 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1423010565 is about 37722.8122626084. The cubic root of 1423010565 is about 1124.7846343294.

The spelling of 1423010565 in words is "one billion, four hundred twenty-three million, ten thousand, five hundred sixty-five".