146716499 has 4 divisors (see below), whose sum is σ = 154438440. Its totient is φ = 138994560.

The previous prime is 146716489. The next prime is 146716501. The reversal of 146716499 is 994617641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 994617641 = 751 ⋅1324391.

It is a cyclic number.

It is not a de Polignac number, because 146716499 - 2²⁴ = 129939283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146716429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3860942 + ... + 3860979.

It is an arithmetic number, because the mean of its divisors is an integer number (38609610).

Almost surely, 2^146716499 is an apocalyptic number.

146716499 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

146716499 is a deficient number, since it is larger than the sum of its proper divisors (7721941).

146716499 is an equidigital number, since it uses as much as digits as its factorization.

146716499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7721940.

The product of its digits is 326592, while the sum is 47.

The square root of 146716499 is about 12112.6586264123. The cubic root of 146716499 is about 527.4237129034.

The spelling of 146716499 in words is "one hundred forty-six million, seven hundred sixteen thousand, four hundred ninety-nine".