4540199161 has 9 divisors (see below), whose sum is σ = 4651208901. Its totient is φ = 4431783132.

The previous prime is 4540199123. The next prime is 4540199171. The reversal of 4540199161 is 1619910454.

The square root of 4540199161 is 67381.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 4540199161 - 2⁷ = 4540199033 is a prime.

It is a super-2 number, since 2×4540199161² = 41226816843090207842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4540199101) 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 8 ways as a sum of consecutive naturals, for example, 2896600 + ... + 2898166.

It is an arithmetic number, because the mean of its divisors is an integer number (516800989).

Almost surely, 2^4540199161 is an apocalyptic number.

4540199161 is the 67381-st square number.

4540199161 is the 33691-st centered octagonal number.

It is an amenable number.

4540199161 is a deficient number, since it is larger than the sum of its proper divisors (111009740).

4540199161 is an frugal number, since it uses more digits than its factorization.

4540199161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220 (or 1610 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

The cubic root of 4540199161 is about 1655.8651581076.

The spelling of 4540199161 in words is "four billion, five hundred forty million, one hundred ninety-nine thousand, one hundred sixty-one".