99748541 has 2 divisors, whose sum is σ = 99748542. Its totient is φ = 99748540.

The previous prime is 99748511. The next prime is 99748589. The reversal of 99748541 is 14584799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99580441 + 168100 = 9979^2 + 410^2 .

It is a cyclic number.

It is not a de Polignac number, because 99748541 - 2⁶ = 99748477 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99748511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49874270 + 49874271.

It is an arithmetic number, because the mean of its divisors is an integer number (49874271).

Almost surely, 2^99748541 is an apocalyptic number.

It is an amenable number.

99748541 is a deficient number, since it is larger than the sum of its proper divisors (1).

99748541 is an equidigital number, since it uses as much as digits as its factorization.

99748541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 47.

The square root of 99748541 is about 9987.4191360932. The cubic root of 99748541 is about 463.7695003703.

The spelling of 99748541 in words is "ninety-nine million, seven hundred forty-eight thousand, five hundred forty-one".