4507124981 has 2 divisors, whose sum is σ = 4507124982. Its totient is φ = 4507124980.

The previous prime is 4507124977. The next prime is 4507125001. The reversal of 4507124981 is 1894217054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3788402500 + 718722481 = 61550^2 + 26809^2 .

It is a cyclic number.

It is not a de Polignac number, because 4507124981 - 2² = 4507124977 is a prime.

It is a super-2 number, since 2×4507124981² = 40628351188708500722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4507124381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2253562490 + 2253562491.

It is an arithmetic number, because the mean of its divisors is an integer number (2253562491).

Almost surely, 2^4507124981 is an apocalyptic number.

It is an amenable number.

4507124981 is a deficient number, since it is larger than the sum of its proper divisors (1).

4507124981 is an equidigital number, since it uses as much as digits as its factorization.

4507124981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 4507124981 is about 67135.1247932109. The cubic root of 4507124981 is about 1651.8345045683.

The spelling of 4507124981 in words is "four billion, five hundred seven million, one hundred twenty-four thousand, nine hundred eighty-one".