5121105 has 32 divisors (see below), whose sum is σ = 9168768. Its totient is φ = 2419200.

The previous prime is 5121071. The next prime is 5121113. The reversal of 5121105 is 5011215.

It is not a de Polignac number, because 5121105 - 2⁶ = 5121041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6387 + ... + 7143.

It is an arithmetic number, because the mean of its divisors is an integer number (286524).

Almost surely, 2^5121105 is an apocalyptic number.

5121105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5121105 is a deficient number, since it is larger than the sum of its proper divisors (4047663).

5121105 is a wasteful number, since it uses less digits than its factorization.

5121105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 5121105 is about 2262.9858594344. The cubic root of 5121105 is about 172.3671735311.

The spelling of 5121105 in words is "five million, one hundred twenty-one thousand, one hundred five".