4540651 has 2 divisors, whose sum is σ = 4540652. Its totient is φ = 4540650.

The previous prime is 4540633. The next prime is 4540661. The reversal of 4540651 is 1560454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4540651 - 2⁵ = 4540619 is a prime.

It is an Ulam number.

4540651 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4540661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270325 + 2270326.

It is an arithmetic number, because the mean of its divisors is an integer number (2270326).

Almost surely, 2^4540651 is an apocalyptic number.

4540651 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540651 is an equidigital number, since it uses as much as digits as its factorization.

4540651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4540651 is about 2130.8803345097. The cubic root of 4540651 is about 165.5920086655.

The spelling of 4540651 in words is "four million, five hundred forty thousand, six hundred fifty-one".