4934521187 has 4 divisors (see below), whose sum is σ = 5104677120. Its totient is φ = 4764365256.

The previous prime is 4934521171. The next prime is 4934521237. The reversal of 4934521187 is 7811254394.

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 4934521187 - 2⁴ = 4934521171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4934520187) 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, 85077923 + ... + 85077980.

It is an arithmetic number, because the mean of its divisors is an integer number (1276169280).

Almost surely, 2^4934521187 is an apocalyptic number.

4934521187 is a deficient number, since it is larger than the sum of its proper divisors (170155933).

4934521187 is a wasteful number, since it uses less digits than its factorization.

4934521187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170155932.

The product of its digits is 241920, while the sum is 44.

The square root of 4934521187 is about 70246.1471327787. The cubic root of 4934521187 is about 1702.4786434875.

The spelling of 4934521187 in words is "four billion, nine hundred thirty-four million, five hundred twenty-one thousand, one hundred eighty-seven".