4918913 has 4 divisors (see below), whose sum is σ = 4924080. Its totient is φ = 4913748.

The previous prime is 4918883. The next prime is 4918943. The reversal of 4918913 is 3198194.

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, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (4918883) and next prime (4918943).

It is a cyclic number.

It is not a de Polignac number, because 4918913 - 2¹² = 4914817 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4918943) 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, 695 + ... + 3212.

It is an arithmetic number, because the mean of its divisors is an integer number (1231020).

Almost surely, 2^4918913 is an apocalyptic number.

It is an amenable number.

4918913 is a deficient number, since it is larger than the sum of its proper divisors (5167).

4918913 is a wasteful number, since it uses less digits than its factorization.

4918913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166.

The product of its digits is 7776, while the sum is 35.

The square root of 4918913 is about 2217.8622590233. The cubic root of 4918913 is about 170.0681733495.

The spelling of 4918913 in words is "four million, nine hundred eighteen thousand, nine hundred thirteen".