4215151 has 6 divisors (see below), whose sum is σ = 4333560. Its totient is φ = 4099896.

The previous prime is 4215103. The next prime is 4215157. The reversal of 4215151 is 1515124.

It is not a de Polignac number, because 4215151 - 2⁷ = 4215023 is a prime.

It is a Duffinian number.

4215151 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4215157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171 + ... + 2908.

It is an arithmetic number, because the mean of its divisors is an integer number (722260).

Almost surely, 2^4215151 is an apocalyptic number.

4215151 is a deficient number, since it is larger than the sum of its proper divisors (118409).

4215151 is an equidigital number, since it uses as much as digits as its factorization.

4215151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153 (or 3116 counting only the distinct ones).

The product of its digits is 200, while the sum is 19.

The square root of 4215151 is about 2053.0832910528. The cubic root of 4215151 is about 161.5366401737.

It can be divided in two parts, 42151 and 51, that multiplied together give a triangular number (2149701 = T₂₀₇₃).

The spelling of 4215151 in words is "four million, two hundred fifteen thousand, one hundred fifty-one".