146717149 has 2 divisors, whose sum is σ = 146717150. Its totient is φ = 146717148.

The previous prime is 146717117. The next prime is 146717167. The reversal of 146717149 is 941717641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77528025 + 69189124 = 8805^2 + 8318^2 .

It is a cyclic number.

It is not a de Polignac number, because 146717149 - 2⁵ = 146717117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146787149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73358574 + 73358575.

It is an arithmetic number, because the mean of its divisors is an integer number (73358575).

Almost surely, 2^146717149 is an apocalyptic number.

It is an amenable number.

146717149 is a deficient number, since it is larger than the sum of its proper divisors (1).

146717149 is an equidigital number, since it uses as much as digits as its factorization.

146717149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 40.

The square root of 146717149 is about 12112.6854578165. The cubic root of 146717149 is about 527.4244917863.

The spelling of 146717149 in words is "one hundred forty-six million, seven hundred seventeen thousand, one hundred forty-nine".