7261244541 has 16 divisors (see below), whose sum is σ = 10759052800. Its totient is φ = 4840085664.

The previous prime is 7261244533. The next prime is 7261244569. The reversal of 7261244541 is 1454421627.

7261244541 is a `hidden beast` number, since 72 + 6 + 1 + 2 + 44 + 541 = 666.

It is not a de Polignac number, because 7261244541 - 2³ = 7261244533 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7261244496 and 7261244505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7261244531) 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 15 ways as a sum of consecutive naturals, for example, 201780 + ... + 235026.

It is an arithmetic number, because the mean of its divisors is an integer number (672440800).

Almost surely, 2^7261244541 is an apocalyptic number.

It is an amenable number.

7261244541 is a deficient number, since it is larger than the sum of its proper divisors (3497808259).

7261244541 is a wasteful number, since it uses less digits than its factorization.

7261244541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41345 (or 41339 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 7261244541 is about 85212.9364650697. The cubic root of 7261244541 is about 1936.4384064706.

The spelling of 7261244541 in words is "seven billion, two hundred sixty-one million, two hundred forty-four thousand, five hundred forty-one".