4151145 has 32 divisors (see below), whose sum is σ = 7160832. Its totient is φ = 2045952.

The previous prime is 4151131. The next prime is 4151153. The reversal of 4151145 is 5411514.

It is not a de Polignac number, because 4151145 - 2⁴ = 4151129 is a prime.

It is a super-2 number, since 2×4151145² = 34464009622050, which contains 22 as substring.

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, 18504 + ... + 18726.

It is an arithmetic number, because the mean of its divisors is an integer number (223776).

Almost surely, 2^4151145 is an apocalyptic number.

It is an amenable number.

4151145 is a deficient number, since it is larger than the sum of its proper divisors (3009687).

4151145 is a wasteful number, since it uses less digits than its factorization.

4151145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321.

The product of its digits is 400, while the sum is 21.

The square root of 4151145 is about 2037.4358885619. The cubic root of 4151145 is about 160.7148354126.

Adding to 4151145 its reverse (5411514), we get a palindrome (9562659).

The spelling of 4151145 in words is "four million, one hundred fifty-one thousand, one hundred forty-five".