4054987 has 2 divisors, whose sum is σ = 4054988. Its totient is φ = 4054986.

The previous prime is 4054957. The next prime is 4054997. The reversal of 4054987 is 7894504.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4054987 is a prime.

It is a Chen prime.

4054987 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4054957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027493 + 2027494.

It is an arithmetic number, because the mean of its divisors is an integer number (2027494).

Almost surely, 2^4054987 is an apocalyptic number.

4054987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4054987 is an equidigital number, since it uses as much as digits as its factorization.

4054987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 4054987 is about 2013.6998286736. The cubic root of 4054987 is about 159.4641841994.

It can be divided in two parts, 4054 and 987, that added together give a square (5041 = 71²).

The spelling of 4054987 in words is "four million, fifty-four thousand, nine hundred eighty-seven".