49183123 has 4 divisors (see below), whose sum is σ = 53654328. Its totient is φ = 44711920.

The previous prime is 49183111. The next prime is 49183129. The reversal of 49183123 is 32138194.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 49183123 - 2⁹ = 49182611 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49183129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2235586 + ... + 2235607.

It is an arithmetic number, because the mean of its divisors is an integer number (13413582).

Almost surely, 2^49183123 is an apocalyptic number.

49183123 is a deficient number, since it is larger than the sum of its proper divisors (4471205).

49183123 is a wasteful number, since it uses less digits than its factorization.

49183123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471204.

The product of its digits is 5184, while the sum is 31.

The square root of 49183123 is about 7013.0680162109. The cubic root of 49183123 is about 366.3858567151.

The spelling of 49183123 in words is "forty-nine million, one hundred eighty-three thousand, one hundred twenty-three".