345146573 has 2 divisors, whose sum is σ = 345146574. Its totient is φ = 345146572.

The previous prime is 345146531. The next prime is 345146621. The reversal of 345146573 is 375641543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 345142084 + 4489 = 18578^2 + 67^2 .

It is a cyclic number.

It is not a de Polignac number, because 345146573 - 2¹² = 345142477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345146513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172573286 + 172573287.

It is an arithmetic number, because the mean of its divisors is an integer number (172573287).

Almost surely, 2^345146573 is an apocalyptic number.

It is an amenable number.

345146573 is a deficient number, since it is larger than the sum of its proper divisors (1).

345146573 is an equidigital number, since it uses as much as digits as its factorization.

345146573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 38.

The square root of 345146573 is about 18578.1208145496. The cubic root of 345146573 is about 701.4572180871.

The spelling of 345146573 in words is "three hundred forty-five million, one hundred forty-six thousand, five hundred seventy-three".