5091087 has 8 divisors (see below), whose sum is σ = 6932736. Its totient is φ = 3321752.

The previous prime is 5091061. The next prime is 5091091. The reversal of 5091087 is 7801905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5091087 - 2⁸ = 5090831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17913 + ... + 18194.

It is an arithmetic number, because the mean of its divisors is an integer number (866592).

Almost surely, 2^5091087 is an apocalyptic number.

5091087 is a deficient number, since it is larger than the sum of its proper divisors (1841649).

5091087 is a wasteful number, since it uses less digits than its factorization.

5091087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36157.

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 5091087 is about 2256.3437238151. The cubic root of 5091087 is about 172.0297294023.

It can be divided in two parts, 509 and 1087, that added together give a triangular number (1596 = T₅₆).

The spelling of 5091087 in words is "five million, ninety-one thousand, eighty-seven".