2043523406 has 8 divisors (see below), whose sum is σ = 3065605920. Its totient is φ = 1021654768.

The previous prime is 2043523381. The next prime is 2043523423. The reversal of 2043523406 is 6043253402.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26951 + ... + 69378.

It is an arithmetic number, because the mean of its divisors is an integer number (383200740).

Almost surely, 2^2043523406 is an apocalyptic number.

2043523406 is a deficient number, since it is larger than the sum of its proper divisors (1022082514).

2043523406 is a wasteful number, since it uses less digits than its factorization.

2043523406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106938.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 2043523406 is about 45205.3470952276. The cubic root of 2043523406 is about 1268.9948866332.

Adding to 2043523406 its reverse (6043253402), we get a palindrome (8086776808).

The spelling of 2043523406 in words is "two billion, forty-three million, five hundred twenty-three thousand, four hundred six".