49513271 has 2 divisors, whose sum is σ = 49513272. Its totient is φ = 49513270.

The previous prime is 49513249. The next prime is 49513291. The reversal of 49513271 is 17231594.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49513271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49513241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24756635 + 24756636.

It is an arithmetic number, because the mean of its divisors is an integer number (24756636).

Almost surely, 2^49513271 is an apocalyptic number.

49513271 is a deficient number, since it is larger than the sum of its proper divisors (1).

49513271 is an equidigital number, since it uses as much as digits as its factorization.

49513271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 32.

The square root of 49513271 is about 7036.5667054324. The cubic root of 49513271 is about 367.2038331446.

The spelling of 49513271 in words is "forty-nine million, five hundred thirteen thousand, two hundred seventy-one".