146842117 has 2 divisors, whose sum is σ = 146842118. Its totient is φ = 146842116.

The previous prime is 146842081. The next prime is 146842139. The reversal of 146842117 is 711248641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78960996 + 67881121 = 8886^2 + 8239^2 .

It is a cyclic number.

It is not a de Polignac number, because 146842117 - 2¹⁵ = 146809349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146842177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73421058 + 73421059.

It is an arithmetic number, because the mean of its divisors is an integer number (73421059).

Almost surely, 2^146842117 is an apocalyptic number.

It is an amenable number.

146842117 is a deficient number, since it is larger than the sum of its proper divisors (1).

146842117 is an equidigital number, since it uses as much as digits as its factorization.

146842117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 34.

The square root of 146842117 is about 12117.8429186056. The cubic root of 146842117 is about 527.5741958930.

The spelling of 146842117 in words is "one hundred forty-six million, eight hundred forty-two thousand, one hundred seventeen".