4961508103 has 4 divisors (see below), whose sum is σ = 4980813840. Its totient is φ = 4942202368.

The previous prime is 4961508091. The next prime is 4961508127. The reversal of 4961508103 is 3018051694.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4961508103 - 2¹³ = 4961499911 is a prime.

It is a super-2 number, since 2×4961508103² = 49233125312269317218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4961508203) 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, 9652483 + ... + 9652996.

It is an arithmetic number, because the mean of its divisors is an integer number (1245203460).

Almost surely, 2^4961508103 is an apocalyptic number.

4961508103 is a deficient number, since it is larger than the sum of its proper divisors (19305737).

4961508103 is a wasteful number, since it uses less digits than its factorization.

4961508103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19305736.

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

The square root of 4961508103 is about 70437.9734447265. The cubic root of 4961508103 is about 1705.5766235353.

Adding to 4961508103 its reverse (3018051694), we get a palindrome (7979559797).

The spelling of 4961508103 in words is "four billion, nine hundred sixty-one million, five hundred eight thousand, one hundred three".