49111603 has 4 divisors (see below), whose sum is σ = 49844680. Its totient is φ = 48378528.

The previous prime is 49111591. The next prime is 49111613. The reversal of 49111603 is 30611194.

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 49111603 - 2⁵ = 49111571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49111613) 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, 366438 + ... + 366571.

It is an arithmetic number, because the mean of its divisors is an integer number (12461170).

Almost surely, 2^49111603 is an apocalyptic number.

49111603 is a deficient number, since it is larger than the sum of its proper divisors (733077).

49111603 is an equidigital number, since it uses as much as digits as its factorization.

49111603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733076.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 49111603 is about 7007.9671089411. The cubic root of 49111603 is about 366.2081763328.

Adding to 49111603 its reverse (30611194), we get a palindrome (79722797).

The spelling of 49111603 in words is "forty-nine million, one hundred eleven thousand, six hundred three".