49109313 has 16 divisors (see below), whose sum is σ = 72953856. Its totient is φ = 29129040.

The previous prime is 49109309. The next prime is 49109317. The reversal of 49109313 is 31390194.

49109313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (49109309) and next prime (49109317).

It is not a de Polignac number, because 49109313 - 2² = 49109309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49109317) 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 in 15 ways as a sum of consecutive naturals, for example, 14281 + ... + 17382.

It is an arithmetic number, because the mean of its divisors is an integer number (4559616).

Almost surely, 2^49109313 is an apocalyptic number.

It is an amenable number.

49109313 is a deficient number, since it is larger than the sum of its proper divisors (23844543).

49109313 is a wasteful number, since it uses less digits than its factorization.

49109313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31724.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 49109313 is about 7007.8037215664. The cubic root of 49109313 is about 366.2024843327.

The spelling of 49109313 in words is "forty-nine million, one hundred nine thousand, three hundred thirteen".