5091000877 has 4 divisors (see below), whose sum is σ = 5102813376. Its totient is φ = 5079188380.

The previous prime is 5091000857. The next prime is 5091000917. The reversal of 5091000877 is 7780001905.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5091000877 is a prime.

It is a super-2 number, since 2×5091000877² = 51836579859229538258, 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 (5091000857) 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, 5905603 + ... + 5906464.

It is an arithmetic number, because the mean of its divisors is an integer number (1275703344).

Almost surely, 2^5091000877 is an apocalyptic number.

It is an amenable number.

5091000877 is a deficient number, since it is larger than the sum of its proper divisors (11812499).

5091000877 is a wasteful number, since it uses less digits than its factorization.

5091000877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11812498.

The product of its (nonzero) digits is 17640, while the sum is 37.

The square root of 5091000877 is about 71351.2500030658. The cubic root of 5091000877 is about 1720.2875935407.

The spelling of 5091000877 in words is "five billion, ninety-one million, eight hundred seventy-seven", and thus it is an aban number.