2150045541 has 24 divisors (see below), whose sum is σ = 3616254720. Its totient is φ = 1205414496.

The previous prime is 2150045533. The next prime is 2150045549. The reversal of 2150045541 is 1455400512.

It is an interprime number because it is at equal distance from previous prime (2150045533) and next prime (2150045549).

It is not a de Polignac number, because 2150045541 - 2³ = 2150045533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150045549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 318621 + ... + 325298.

It is an arithmetic number, because the mean of its divisors is an integer number (150677280).

Almost surely, 2^2150045541 is an apocalyptic number.

2150045541 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2150045541 is a deficient number, since it is larger than the sum of its proper divisors (1466209179).

2150045541 is a wasteful number, since it uses less digits than its factorization.

2150045541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643985 (or 643982 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 2150045541 is about 46368.5835561105. The cubic root of 2150045541 is about 1290.6719934900.

The spelling of 2150045541 in words is "two billion, one hundred fifty million, forty-five thousand, five hundred forty-one".