1426234645 has 16 divisors (see below), whose sum is σ = 1931454720. Its totient is φ = 1001492800.

The previous prime is 1426234619. The next prime is 1426234699. The reversal of 1426234645 is 5464326241.

It is not a de Polignac number, because 1426234645 - 2²¹ = 1424137493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445501 + ... + 448690.

It is an arithmetic number, because the mean of its divisors is an integer number (120715920).

Almost surely, 2^1426234645 is an apocalyptic number.

It is an amenable number.

1426234645 is a deficient number, since it is larger than the sum of its proper divisors (505220075).

1426234645 is a wasteful number, since it uses less digits than its factorization.

1426234645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894236.

The product of its digits is 138240, while the sum is 37.

The square root of 1426234645 is about 37765.5219082168. The cubic root of 1426234645 is about 1125.6334592152.

The spelling of 1426234645 in words is "one billion, four hundred twenty-six million, two hundred thirty-four thousand, six hundred forty-five".