5115545 has 8 divisors (see below), whose sum is σ = 6405696. Its totient is φ = 3914416.

The previous prime is 5115533. The next prime is 5115559. The reversal of 5115545 is 5455115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5115545 - 2²² = 921241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 22127 + ... + 22356.

It is an arithmetic number, because the mean of its divisors is an integer number (800712).

Almost surely, 2^5115545 is an apocalyptic number.

It is an amenable number.

5115545 is a deficient number, since it is larger than the sum of its proper divisors (1290151).

5115545 is a wasteful number, since it uses less digits than its factorization.

5115545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44511.

The product of its digits is 2500, while the sum is 26.

The square root of 5115545 is about 2261.7570603405. The cubic root of 5115545 is about 172.3047710792.

The spelling of 5115545 in words is "five million, one hundred fifteen thousand, five hundred forty-five".