49135853 has 8 divisors (see below), whose sum is σ = 53268096. Its totient is φ = 45054000.

The previous prime is 49135811. The next prime is 49135859. The reversal of 49135853 is 35853194.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49135853 - 2¹⁸ = 48873709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49135859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10553 + ... + 14478.

It is an arithmetic number, because the mean of its divisors is an integer number (6658512).

Almost surely, 2^49135853 is an apocalyptic number.

It is an amenable number.

49135853 is a deficient number, since it is larger than the sum of its proper divisors (4132243).

49135853 is a wasteful number, since it uses less digits than its factorization.

49135853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25195.

The product of its digits is 64800, while the sum is 38.

The square root of 49135853 is about 7009.6970690608. The cubic root of 49135853 is about 366.2684410257.

The spelling of 49135853 in words is "forty-nine million, one hundred thirty-five thousand, eight hundred fifty-three".