10000541549 has 2 divisors, whose sum is σ = 10000541550. Its totient is φ = 10000541548.

The previous prime is 10000541501. The next prime is 10000541623. The reversal of 10000541549 is 94514500001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9996400324 + 4141225 = 99982^2 + 2035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10000541549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000541449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000270774 + 5000270775.

It is an arithmetic number, because the mean of its divisors is an integer number (5000270775).

Almost surely, 2^10000541549 is an apocalyptic number.

It is an amenable number.

10000541549 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000541549 is an equidigital number, since it uses as much as digits as its factorization.

10000541549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 10000541549 in words is "ten billion, five hundred forty-one thousand, five hundred forty-nine".