49986151 has 2 divisors, whose sum is σ = 49986152. Its totient is φ = 49986150.

The previous prime is 49986127. The next prime is 49986163. The reversal of 49986151 is 15168994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49986151 - 2¹³ = 49977959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49986098 and 49986107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49986121) 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 as a sum of consecutive naturals, namely, 24993075 + 24993076.

It is an arithmetic number, because the mean of its divisors is an integer number (24993076).

Almost surely, 2^49986151 is an apocalyptic number.

49986151 is a deficient number, since it is larger than the sum of its proper divisors (1).

49986151 is an equidigital number, since it uses as much as digits as its factorization.

49986151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 43.

The square root of 49986151 is about 7070.0884718651. The cubic root of 49986151 is about 368.3691332884.

The spelling of 49986151 in words is "forty-nine million, nine hundred eighty-six thousand, one hundred fifty-one".