1422105345 has 24 divisors (see below), whose sum is σ = 2466885096. Its totient is φ = 757870848.

The previous prime is 1422105329. The next prime is 1422105371. The reversal of 1422105345 is 5435012241.

It can be written as a sum of positive squares in 4 ways, for example, as 555450624 + 866654721 = 23568^2 + 29439^2 .

It is not a de Polignac number, because 1422105345 - 2⁴ = 1422105329 is a prime.

It is a super-2 number, since 2×1422105345² = 4044767224555138050, which contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 50277 + ... + 73293.

It is an arithmetic number, because the mean of its divisors is an integer number (102786879).

Almost surely, 2^1422105345 is an apocalyptic number.

1422105345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1422105345 is a deficient number, since it is larger than the sum of its proper divisors (1044779751).

1422105345 is a wasteful number, since it uses less digits than its factorization.

1422105345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24401 (or 24398 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1422105345 is about 37710.8120437627. The cubic root of 1422105345 is about 1124.5460805791.

Adding to 1422105345 its reverse (5435012241), we get a palindrome (6857117586).

The spelling of 1422105345 in words is "one billion, four hundred twenty-two million, one hundred five thousand, three hundred forty-five".