345518153 has 2 divisors, whose sum is σ = 345518154. Its totient is φ = 345518152.

The previous prime is 345518143. The next prime is 345518161. The reversal of 345518153 is 351815543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301786384 + 43731769 = 17372^2 + 6613^2 .

It is a cyclic number.

It is not a de Polignac number, because 345518153 - 2⁸ = 345517897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (345518143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172759076 + 172759077.

It is an arithmetic number, because the mean of its divisors is an integer number (172759077).

Almost surely, 2^345518153 is an apocalyptic number.

It is an amenable number.

345518153 is a deficient number, since it is larger than the sum of its proper divisors (1).

345518153 is an equidigital number, since it uses as much as digits as its factorization.

345518153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 35.

The square root of 345518153 is about 18588.1185976419. The cubic root of 345518153 is about 701.7088541676.

The spelling of 345518153 in words is "three hundred forty-five million, five hundred eighteen thousand, one hundred fifty-three".