49188101 has 4 divisors (see below), whose sum is σ = 49375392. Its totient is φ = 49000812.

The previous prime is 49188077. The next prime is 49188119. The reversal of 49188101 is 10188194.

49188101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49188101 - 2⁶ = 49188037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49188301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93251 + ... + 93776.

It is an arithmetic number, because the mean of its divisors is an integer number (12343848).

Almost surely, 2^49188101 is an apocalyptic number.

It is an amenable number.

49188101 is a deficient number, since it is larger than the sum of its proper divisors (187291).

49188101 is a wasteful number, since it uses less digits than its factorization.

49188101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187290.

The product of its (nonzero) digits is 2304, while the sum is 32.

The square root of 49188101 is about 7013.4229160945. The cubic root of 49188101 is about 366.3982173729.

The spelling of 49188101 in words is "forty-nine million, one hundred eighty-eight thousand, one hundred one".