49471511 has 2 divisors, whose sum is σ = 49471512. Its totient is φ = 49471510.

The previous prime is 49471501. The next prime is 49471523. The reversal of 49471511 is 11517494.

It is a happy number.

49471511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49471511 - 2⁶ = 49471447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49471501) 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 as a sum of consecutive naturals, namely, 24735755 + 24735756.

It is an arithmetic number, because the mean of its divisors is an integer number (24735756).

Almost surely, 2^49471511 is an apocalyptic number.

49471511 is a deficient number, since it is larger than the sum of its proper divisors (1).

49471511 is an equidigital number, since it uses as much as digits as its factorization.

49471511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 32.

The square root of 49471511 is about 7033.5987232710. The cubic root of 49471511 is about 367.1005696164.

The spelling of 49471511 in words is "forty-nine million, four hundred seventy-one thousand, five hundred eleven".