99541847 has 2 divisors, whose sum is σ = 99541848. Its totient is φ = 99541846.

The previous prime is 99541843. The next prime is 99541867. The reversal of 99541847 is 74814599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99541847 - 2² = 99541843 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99541843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49770923 + 49770924.

It is an arithmetic number, because the mean of its divisors is an integer number (49770924).

Almost surely, 2^99541847 is an apocalyptic number.

99541847 is a deficient number, since it is larger than the sum of its proper divisors (1).

99541847 is an equidigital number, since it uses as much as digits as its factorization.

99541847 is an evil number, because the sum of its binary digits is even.

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

The square root of 99541847 is about 9977.0660517008. The cubic root of 99541847 is about 463.4489454380.

The spelling of 99541847 in words is "ninety-nine million, five hundred forty-one thousand, eight hundred forty-seven".