146797117 has 2 divisors, whose sum is σ = 146797118. Its totient is φ = 146797116.

The previous prime is 146797103. The next prime is 146797129. The reversal of 146797117 is 711797641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145660761 + 1136356 = 12069^2 + 1066^2 .

It is an emirp because it is prime and its reverse (711797641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146797117 - 2¹¹ = 146795069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146797187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73398558 + 73398559.

It is an arithmetic number, because the mean of its divisors is an integer number (73398559).

Almost surely, 2^146797117 is an apocalyptic number.

It is an amenable number.

146797117 is a deficient number, since it is larger than the sum of its proper divisors (1).

146797117 is an equidigital number, since it uses as much as digits as its factorization.

146797117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 74088, while the sum is 43.

The square root of 146797117 is about 12115.9860102263. The cubic root of 146797117 is about 527.5202984036.

The spelling of 146797117 in words is "one hundred forty-six million, seven hundred ninety-seven thousand, one hundred seventeen".