345127963 has 2 divisors, whose sum is σ = 345127964. Its totient is φ = 345127962.

The previous prime is 345127943. The next prime is 345127973. The reversal of 345127963 is 369721543.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (369721543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345127963 - 2⁹ = 345127451 is a prime.

It is a super-2 number, since 2×345127963² = 238226621689058738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (345127943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172563981 + 172563982.

It is an arithmetic number, because the mean of its divisors is an integer number (172563982).

Almost surely, 2^345127963 is an apocalyptic number.

345127963 is a deficient number, since it is larger than the sum of its proper divisors (1).

345127963 is an equidigital number, since it uses as much as digits as its factorization.

345127963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 345127963 is about 18577.6199498213. The cubic root of 345127963 is about 701.4446105415. Note that the first 3 decimals are identical.

The spelling of 345127963 in words is "three hundred forty-five million, one hundred twenty-seven thousand, nine hundred sixty-three".