99145065 has 32 divisors (see below), whose sum is σ = 166498560. Its totient is φ = 50282496.

The previous prime is 99145049. The next prime is 99145091. The reversal of 99145065 is 56054199.

It is not a de Polignac number, because 99145065 - 2⁴ = 99145049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65841 + ... + 67329.

It is an arithmetic number, because the mean of its divisors is an integer number (5203080).

Almost surely, 2^99145065 is an apocalyptic number.

It is an amenable number.

99145065 is a deficient number, since it is larger than the sum of its proper divisors (67353495).

99145065 is a wasteful number, since it uses less digits than its factorization.

99145065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 99145065 is about 9957.1614931164. The cubic root of 99145065 is about 462.8323435474.

It can be divided in two parts, 991 and 45065, that added together give a triangular number (46056 = T₃₀₃).

The spelling of 99145065 in words is "ninety-nine million, one hundred forty-five thousand, sixty-five".