5091255 has 40 divisors (see below), whose sum is σ = 9838752. Its totient is φ = 2503872.

The previous prime is 5091253. The next prime is 5091271. The reversal of 5091255 is 5521905.

It is not a de Polignac number, because 5091255 - 2¹ = 5091253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091253) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4782 + ... + 5748.

Almost surely, 2^5091255 is an apocalyptic number.

5091255 is a deficient number, since it is larger than the sum of its proper divisors (4747497).

5091255 is a wasteful number, since it uses less digits than its factorization.

5091255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 5091255 is about 2256.3809518785. The cubic root of 5091255 is about 172.0316216424.

It can be divided in two parts, 509 and 1255, that added together give a square (1764 = 42²).

The spelling of 5091255 in words is "five million, ninety-one thousand, two hundred fifty-five".