1423413140 has 12 divisors (see below), whose sum is σ = 2989167636. Its totient is φ = 569365248.

The previous prime is 1423413109. The next prime is 1423413151. The reversal of 1423413140 is 413143241.

It can be written as a sum of positive squares in 2 ways, for example, as 967334404 + 456078736 = 31102^2 + 21356^2 .

It is a super-2 number, since 2×1423413140² = 4052209934249319200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35585309 + ... + 35585348.

It is an arithmetic number, because the mean of its divisors is an integer number (249097303).

Almost surely, 2^1423413140 is an apocalyptic number.

1423413140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423413140 is an abundant number, since it is smaller than the sum of its proper divisors (1565754496).

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

1423413140 is a wasteful number, since it uses less digits than its factorization.

1423413140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71170666 (or 71170664 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1423413140 is about 37728.1478474626. The cubic root of 1423413140 is about 1124.8906929190.

Adding to 1423413140 its reverse (413143241), we get a palindrome (1836556381).

The spelling of 1423413140 in words is "one billion, four hundred twenty-three million, four hundred thirteen thousand, one hundred forty".