2467118081 has 4 divisors (see below), whose sum is σ = 2612242692. Its totient is φ = 2321993472.

The previous prime is 2467118063. The next prime is 2467118083. The reversal of 2467118081 is 1808117642.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1831069681 + 636048400 = 42791^2 + 25220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2467118081 - 2²⁶ = 2400009217 is a prime.

It is a super-2 number, since 2×2467118081² = 12173343251194245122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2467118083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72562280 + ... + 72562313.

It is an arithmetic number, because the mean of its divisors is an integer number (653060673).

Almost surely, 2^2467118081 is an apocalyptic number.

It is an amenable number.

2467118081 is a deficient number, since it is larger than the sum of its proper divisors (145124611).

2467118081 is a wasteful number, since it uses less digits than its factorization.

2467118081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145124610.

The product of its (nonzero) digits is 21504, while the sum is 38.

The square root of 2467118081 is about 49670.0924198858. The cubic root of 2467118081 is about 1351.2321774433.

The spelling of 2467118081 in words is "two billion, four hundred sixty-seven million, one hundred eighteen thousand, eighty-one".