4250118981 has 4 divisors (see below), whose sum is σ = 5666825312. Its totient is φ = 2833412652.

The previous prime is 4250118907. The next prime is 4250118991. The reversal of 4250118981 is 1898110524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4250118981 - 2⁹ = 4250118469 is a prime.

It is a super-2 number, since 2×4250118981² = 36127022705312956722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4250118991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708353161 + ... + 708353166.

It is an arithmetic number, because the mean of its divisors is an integer number (1416706328).

Almost surely, 2^4250118981 is an apocalyptic number.

It is an amenable number.

4250118981 is a deficient number, since it is larger than the sum of its proper divisors (1416706331).

4250118981 is a wasteful number, since it uses less digits than its factorization.

4250118981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416706330.

The product of its (nonzero) digits is 23040, while the sum is 39.

The square root of 4250118981 is about 65192.9365882532. The cubic root of 4250118981 is about 1619.8210162723.

The spelling of 4250118981 in words is "four billion, two hundred fifty million, one hundred eighteen thousand, nine hundred eighty-one".