2143413123 has 8 divisors (see below), whose sum is σ = 3008299200. Its totient is φ = 1353734568.

The previous prime is 2143413073. The next prime is 2143413143. The reversal of 2143413123 is 3213143412.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2143413123 - 2¹⁶ = 2143347587 is a prime.

It is a super-2 number, since 2×2143413123² = 9188439631697226258, which contains 22 as substring.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 2143413093 and 2143413102.

It is not an unprimeable number, because it can be changed into a prime (2143413143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18801813 + ... + 18801926.

It is an arithmetic number, because the mean of its divisors is an integer number (376037400).

Almost surely, 2^2143413123 is an apocalyptic number.

2143413123 is a deficient number, since it is larger than the sum of its proper divisors (864886077).

2143413123 is a wasteful number, since it uses less digits than its factorization.

2143413123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37603761.

The product of its digits is 1728, while the sum is 24.

The square root of 2143413123 is about 46297.0098710489. The cubic root of 2143413123 is about 1289.3434800075.

Adding to 2143413123 its reverse (3213143412), we get a palindrome (5356556535).

The spelling of 2143413123 in words is "two billion, one hundred forty-three million, four hundred thirteen thousand, one hundred twenty-three".