49134161 has 4 divisors (see below), whose sum is σ = 49225524. Its totient is φ = 49042800.

The previous prime is 49134157. The next prime is 49134203. The reversal of 49134161 is 16143194.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25563136 + 23571025 = 5056^2 + 4855^2 .

It is a cyclic number.

It is not a de Polignac number, because 49134161 - 2² = 49134157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49134121) 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, 44870 + ... + 45951.

It is an arithmetic number, because the mean of its divisors is an integer number (12306381).

Almost surely, 2^49134161 is an apocalyptic number.

It is an amenable number.

49134161 is a deficient number, since it is larger than the sum of its proper divisors (91363).

49134161 is an equidigital number, since it uses as much as digits as its factorization.

49134161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91362.

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

The square root of 49134161 is about 7009.5763780702. The cubic root of 49134161 is about 366.2642368091.

The spelling of 49134161 in words is "forty-nine million, one hundred thirty-four thousand, one hundred sixty-one".