99103147 has 16 divisors (see below), whose sum is σ = 117478368. Its totient is φ = 82414080.

The previous prime is 99103129. The next prime is 99103153. The reversal of 99103147 is 74130199.

It is a cyclic number.

It is not a de Polignac number, because 99103147 - 2⁷ = 99103019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99103747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13093 + ... + 19225.

It is an arithmetic number, because the mean of its divisors is an integer number (7342398).

Almost surely, 2^99103147 is an apocalyptic number.

99103147 is a deficient number, since it is larger than the sum of its proper divisors (18375221).

99103147 is a wasteful number, since it uses less digits than its factorization.

99103147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6270.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 99103147 is about 9955.0563534317. The cubic root of 99103147 is about 462.7671066778.

The spelling of 99103147 in words is "ninety-nine million, one hundred three thousand, one hundred forty-seven".