5122145 has 8 divisors (see below), whose sum is σ = 7024704. Its totient is φ = 3512304.

The previous prime is 5122141. The next prime is 5122147. The reversal of 5122145 is 5412215.

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 5122145 - 2² = 5122141 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5122141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73139 + ... + 73208.

It is an arithmetic number, because the mean of its divisors is an integer number (878088).

Almost surely, 2^5122145 is an apocalyptic number.

It is an amenable number.

5122145 is a deficient number, since it is larger than the sum of its proper divisors (1902559).

5122145 is a wasteful number, since it uses less digits than its factorization.

5122145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146359.

The product of its digits is 400, while the sum is 20.

The square root of 5122145 is about 2263.2156326784. The cubic root of 5122145 is about 172.3788409172.

The spelling of 5122145 in words is "five million, one hundred twenty-two thousand, one hundred forty-five".