146516197 has 2 divisors, whose sum is σ = 146516198. Its totient is φ = 146516196.

The previous prime is 146516171. The next prime is 146516213. The reversal of 146516197 is 791615641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143856036 + 2660161 = 11994^2 + 1631^2 .

It is a cyclic number.

It is not a de Polignac number, because 146516197 - 2²⁷ = 12298469 is a prime.

It is equal to p_8259277 and since 146516197 and 8259277 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146516107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73258098 + 73258099.

It is an arithmetic number, because the mean of its divisors is an integer number (73258099).

Almost surely, 2^146516197 is an apocalyptic number.

It is an amenable number.

146516197 is a deficient number, since it is larger than the sum of its proper divisors (1).

146516197 is an equidigital number, since it uses as much as digits as its factorization.

146516197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 40.

The square root of 146516197 is about 12104.3875103204. The cubic root of 146516197 is about 527.1835850879.

The spelling of 146516197 in words is "one hundred forty-six million, five hundred sixteen thousand, one hundred ninety-seven".