146570797 has 2 divisors, whose sum is σ = 146570798. Its totient is φ = 146570796.

The previous prime is 146570773. The next prime is 146570803. The reversal of 146570797 is 797075641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109956196 + 36614601 = 10486^2 + 6051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146570797 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146570737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73285398 + 73285399.

It is an arithmetic number, because the mean of its divisors is an integer number (73285399).

Almost surely, 2^146570797 is an apocalyptic number.

It is an amenable number.

146570797 is a deficient number, since it is larger than the sum of its proper divisors (1).

146570797 is an equidigital number, since it uses as much as digits as its factorization.

146570797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 46.

The square root of 146570797 is about 12106.6426807765. The cubic root of 146570797 is about 527.2490628292.

The spelling of 146570797 in words is "one hundred forty-six million, five hundred seventy thousand, seven hundred ninety-seven".