5091405 has 32 divisors (see below), whose sum is σ = 9054720. Its totient is φ = 2422080.

The previous prime is 5091379. The next prime is 5091407. The reversal of 5091405 is 5041905.

It is not a de Polignac number, because 5091405 - 2⁶ = 5091341 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5091407) 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 31 ways as a sum of consecutive naturals, for example, 9474 + ... + 9996.

It is an arithmetic number, because the mean of its divisors is an integer number (282960).

Almost surely, 2^5091405 is an apocalyptic number.

5091405 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5091405 is a deficient number, since it is larger than the sum of its proper divisors (3963315).

5091405 is a wasteful number, since it uses less digits than its factorization.

5091405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 5091405 is about 2256.4141907017. The cubic root of 5091405 is about 172.0333111073.

The spelling of 5091405 in words is "five million, ninety-one thousand, four hundred five".