4949123 has 4 divisors (see below), whose sum is σ = 4956528. Its totient is φ = 4941720.

The previous prime is 4949107. The next prime is 4949141. The reversal of 4949123 is 3219494.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4949123 - 2⁴ = 4949107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4949123.

It is not an unprimeable number, because it can be changed into a prime (4949143) 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, 2588 + ... + 4073.

It is an arithmetic number, because the mean of its divisors is an integer number (1239132).

Almost surely, 2^4949123 is an apocalyptic number.

4949123 is a deficient number, since it is larger than the sum of its proper divisors (7405).

4949123 is an equidigital number, since it uses as much as digits as its factorization.

4949123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7404.

The product of its digits is 7776, while the sum is 32.

The square root of 4949123 is about 2224.6624463051. The cubic root of 4949123 is about 170.4156266206.

The spelling of 4949123 in words is "four million, nine hundred forty-nine thousand, one hundred twenty-three".