49515103 has 16 divisors (see below), whose sum is σ = 55487520. Its totient is φ = 43804800.

The previous prime is 49515071. The next prime is 49515107. The reversal of 49515103 is 30151594.

It is a cyclic number.

It is not a de Polignac number, because 49515103 - 2⁵ = 49515071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49515107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72801 + ... + 73477.

It is an arithmetic number, because the mean of its divisors is an integer number (3467970).

Almost surely, 2^49515103 is an apocalyptic number.

49515103 is a deficient number, since it is larger than the sum of its proper divisors (5972417).

49515103 is a wasteful number, since it uses less digits than its factorization.

49515103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 49515103 is about 7036.6968813499. The cubic root of 49515103 is about 367.2083619582.

Adding to 49515103 its reverse (30151594), we get a palindrome (79666697).

The spelling of 49515103 in words is "forty-nine million, five hundred fifteen thousand, one hundred three".