49180133 has 4 divisors (see below), whose sum is σ = 52073100. Its totient is φ = 46287168.

The previous prime is 49180127. The next prime is 49180139. The reversal of 49180133 is 33108194.

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

It is an interprime number because it is at equal distance from previous prime (49180127) and next prime (49180139).

It can be written as a sum of positive squares in 2 ways, for example, as 28912129 + 20268004 = 5377^2 + 4502^2 .

It is a cyclic number.

It is not a de Polignac number, because 49180133 - 2⁸ = 49179877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49180096 and 49180105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49180139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1446458 + ... + 1446491.

It is an arithmetic number, because the mean of its divisors is an integer number (13018275).

Almost surely, 2^49180133 is an apocalyptic number.

It is an amenable number.

49180133 is a deficient number, since it is larger than the sum of its proper divisors (2892967).

49180133 is a wasteful number, since it uses less digits than its factorization.

49180133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892966.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 49180133 is about 7012.8548395072. The cubic root of 49180133 is about 366.3784319737.

The spelling of 49180133 in words is "forty-nine million, one hundred eighty thousand, one hundred thirty-three".