5121355 has 32 divisors (see below), whose sum is σ = 7004160. Its totient is φ = 3576960.

The previous prime is 5121353. The next prime is 5121359. The reversal of 5121355 is 5531215.

It is not a de Polignac number, because 5121355 - 2¹ = 5121353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5121353) 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, 108942 + ... + 108988.

It is an arithmetic number, because the mean of its divisors is an integer number (218880).

Almost surely, 2^5121355 is an apocalyptic number.

5121355 is a deficient number, since it is larger than the sum of its proper divisors (1882805).

5121355 is a wasteful number, since it uses less digits than its factorization.

5121355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139.

The product of its digits is 750, while the sum is 22.

The square root of 5121355 is about 2263.0410955173. The cubic root of 5121355 is about 172.3699783355.

It can be divided in two parts, 5121 and 355, that added together give a square (5476 = 74²).

The spelling of 5121355 in words is "five million, one hundred twenty-one thousand, three hundred fifty-five".