49170811 has 2 divisors, whose sum is σ = 49170812. Its totient is φ = 49170810.

The previous prime is 49170773. The next prime is 49170857. The reversal of 49170811 is 11807194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49170811 - 2¹⁵ = 49138043 is a prime.

It is not a weakly prime, because it can be changed into another prime (49170871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24585405 + 24585406.

It is an arithmetic number, because the mean of its divisors is an integer number (24585406).

Almost surely, 2^49170811 is an apocalyptic number.

49170811 is a deficient number, since it is larger than the sum of its proper divisors (1).

49170811 is an equidigital number, since it uses as much as digits as its factorization.

49170811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 49170811 is about 7012.1901714086. The cubic root of 49170811 is about 366.3552817343.

The spelling of 49170811 in words is "forty-nine million, one hundred seventy thousand, eight hundred eleven".