1423534100 has 36 divisors (see below), whose sum is σ = 3270782844. Its totient is φ = 535918080.

The previous prime is 1423534069. The next prime is 1423534109. The reversal of 1423534100 is 14353241.

It can be written as a sum of positive squares in 6 ways, for example, as 122633476 + 1300900624 = 11074^2 + 36068^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423534109) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 416987 + ... + 420386.

It is an arithmetic number, because the mean of its divisors is an integer number (90855079).

Almost surely, 2^1423534100 is an apocalyptic number.

1423534100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423534100 is an abundant number, since it is smaller than the sum of its proper divisors (1847248744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423534100 is a wasteful number, since it uses less digits than its factorization.

1423534100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837404 (or 837397 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1423534100 is about 37729.7508605610. The cubic root of 1423534100 is about 1124.9225559858.

Adding to 1423534100 its reverse (14353241), we get a palindrome (1437887341).

The spelling of 1423534100 in words is "one billion, four hundred twenty-three million, five hundred thirty-four thousand, one hundred".