1432112123 has 4 divisors (see below), whose sum is σ = 1542274608. Its totient is φ = 1321949640.

The previous prime is 1432112107. The next prime is 1432112131. The reversal of 1432112123 is 3212112341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212112341 = 43 ⋅74700287.

It is a cyclic number.

It is not a de Polignac number, because 1432112123 - 2⁴ = 1432112107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1432112095 and 1432112104.

It is not an unprimeable number, because it can be changed into a prime (1432118123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55081223 + ... + 55081248.

It is an arithmetic number, because the mean of its divisors is an integer number (385568652).

Almost surely, 2^1432112123 is an apocalyptic number.

1432112123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1432112123 is a deficient number, since it is larger than the sum of its proper divisors (110162485).

1432112123 is a wasteful number, since it uses less digits than its factorization.

1432112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110162484.

The product of its digits is 288, while the sum is 20.

The square root of 1432112123 is about 37843.2572990222. The cubic root of 1432112123 is about 1127.1775760259.

Adding to 1432112123 its reverse (3212112341), we get a palindrome (4644224464).

The spelling of 1432112123 in words is "one billion, four hundred thirty-two million, one hundred twelve thousand, one hundred twenty-three".