345147563 has 2 divisors, whose sum is σ = 345147564. Its totient is φ = 345147562.

The previous prime is 345147533. The next prime is 345147571. The reversal of 345147563 is 365741543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345147563 - 2¹² = 345143467 is a prime.

It is a super-3 number, since 3×345147563³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (345147503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172573781 + 172573782.

It is an arithmetic number, because the mean of its divisors is an integer number (172573782).

Almost surely, 2^345147563 is an apocalyptic number.

345147563 is a deficient number, since it is larger than the sum of its proper divisors (1).

345147563 is an equidigital number, since it uses as much as digits as its factorization.

345147563 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 345147563 is about 18578.1474587753. The cubic root of 345147563 is about 701.4578887606.

The spelling of 345147563 in words is "three hundred forty-five million, one hundred forty-seven thousand, five hundred sixty-three".