4045051 has 2 divisors, whose sum is σ = 4045052. Its totient is φ = 4045050.

The previous prime is 4045049. The next prime is 4045091. The reversal of 4045051 is 1505404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4045051 - 2¹ = 4045049 is a prime.

Together with 4045049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4045091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022525 + 2022526.

It is an arithmetic number, because the mean of its divisors is an integer number (2022526).

Almost surely, 2^4045051 is an apocalyptic number.

4045051 is a deficient number, since it is larger than the sum of its proper divisors (1).

4045051 is an equidigital number, since it uses as much as digits as its factorization.

4045051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 4045051 is about 2011.2312149527. The cubic root of 4045051 is about 159.3338317863. Note that the first 3 decimals are identical.

The spelling of 4045051 in words is "four million, forty-five thousand, fifty-one".