49135413 has 4 divisors (see below), whose sum is σ = 65513888. Its totient is φ = 32756940.

The previous prime is 49135409. The next prime is 49135421. The reversal of 49135413 is 31453194.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 49135413 - 2² = 49135409 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 (49135433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8189233 + ... + 8189238.

It is an arithmetic number, because the mean of its divisors is an integer number (16378472).

Almost surely, 2^49135413 is an apocalyptic number.

It is an amenable number.

49135413 is a deficient number, since it is larger than the sum of its proper divisors (16378475).

49135413 is a wasteful number, since it uses less digits than its factorization.

49135413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16378474.

The product of its digits is 6480, while the sum is 30.

The square root of 49135413 is about 7009.6656838968. The cubic root of 49135413 is about 366.2673477399.

The spelling of 49135413 in words is "forty-nine million, one hundred thirty-five thousand, four hundred thirteen".