5051091 has 8 divisors (see below), whose sum is σ = 7131024. Its totient is φ = 3169280.

The previous prime is 5051087. The next prime is 5051107. The reversal of 5051091 is 1901505.

It is a happy number.

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 5051091 - 2² = 5051087 is a prime.

It is a super-3 number, since 3×5051091³ (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5051041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49470 + ... + 49571.

It is an arithmetic number, because the mean of its divisors is an integer number (891378).

Almost surely, 2^5051091 is an apocalyptic number.

5051091 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5051091 is a deficient number, since it is larger than the sum of its proper divisors (2079933).

5051091 is a wasteful number, since it uses less digits than its factorization.

5051091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99061.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 5051091 is about 2247.4632366292. The cubic root of 5051091 is about 171.5780512676.

Adding to 5051091 its reverse (1901505), we get a palindrome (6952596).

It can be divided in two parts, 505 and 1091, that added together give a triangular number (1596 = T₅₆).

The spelling of 5051091 in words is "five million, fifty-one thousand, ninety-one".