146549699 has 4 divisors (see below), whose sum is σ = 146574960. Its totient is φ = 146524440.

The previous prime is 146549693. The next prime is 146549729. The reversal of 146549699 is 996945641.

146549699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 996945641 = 9829 ⋅101429.

It is a cyclic number.

It is not a de Polignac number, because 146549699 - 2²⁰ = 145501123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146549699.

It is not an unprimeable number, because it can be changed into a prime (146549693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914 + ... + 17144.

It is an arithmetic number, because the mean of its divisors is an integer number (36643740).

Almost surely, 2^146549699 is an apocalyptic number.

146549699 is a deficient number, since it is larger than the sum of its proper divisors (25261).

146549699 is an equidigital number, since it uses as much as digits as its factorization.

146549699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25260.

The product of its digits is 2099520, while the sum is 53.

The square root of 146549699 is about 12105.7713095862. The cubic root of 146549699 is about 527.2237634864.

The spelling of 146549699 in words is "one hundred forty-six million, five hundred forty-nine thousand, six hundred ninety-nine".