49685113 has 2 divisors, whose sum is σ = 49685114. Its totient is φ = 49685112.

The previous prime is 49685087. The next prime is 49685147. The reversal of 49685113 is 31158694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49112064 + 573049 = 7008^2 + 757^2 .

It is a cyclic number.

It is not a de Polignac number, because 49685113 - 2²¹ = 47587961 is a prime.

It is a super-2 number, since 2×49685113² = 4937220907645538, which contains 22 as substring.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (49685813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24842556 + 24842557.

It is an arithmetic number, because the mean of its divisors is an integer number (24842557).

Almost surely, 2^49685113 is an apocalyptic number.

It is an amenable number.

49685113 is a deficient number, since it is larger than the sum of its proper divisors (1).

49685113 is an equidigital number, since it uses as much as digits as its factorization.

49685113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The square root of 49685113 is about 7048.7667715708. The cubic root of 49685113 is about 367.6281515831.

The spelling of 49685113 in words is "forty-nine million, six hundred eighty-five thousand, one hundred thirteen".