4120651 has 2 divisors, whose sum is σ = 4120652. Its totient is φ = 4120650.

The previous prime is 4120621. The next prime is 4120661. The reversal of 4120651 is 1560214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4120651 - 2¹¹ = 4118603 is a prime.

It is not a weakly prime, because it can be changed into another prime (4120621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060325 + 2060326.

It is an arithmetic number, because the mean of its divisors is an integer number (2060326).

Almost surely, 2^4120651 is an apocalyptic number.

4120651 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120651 is an equidigital number, since it uses as much as digits as its factorization.

4120651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 4120651 is about 2029.9386690243. The cubic root of 4120651 is about 160.3203347946.

Adding to 4120651 its reverse (1560214), we get a palindrome (5680865).

The spelling of 4120651 in words is "four million, one hundred twenty thousand, six hundred fifty-one".