345425029 has 2 divisors, whose sum is σ = 345425030. Its totient is φ = 345425028.

The previous prime is 345424987. The next prime is 345425053. The reversal of 345425029 is 920524543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194184225 + 151240804 = 13935^2 + 12298^2 .

It is a cyclic number.

It is not a de Polignac number, because 345425029 - 2¹¹ = 345422981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345424985 and 345425003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345420029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172712514 + 172712515.

It is an arithmetic number, because the mean of its divisors is an integer number (172712515).

Almost surely, 2^345425029 is an apocalyptic number.

It is an amenable number.

345425029 is a deficient number, since it is larger than the sum of its proper divisors (1).

345425029 is an equidigital number, since it uses as much as digits as its factorization.

345425029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 345425029 is about 18585.6134953894. The cubic root of 345425029 is about 701.6458070153.

The spelling of 345425029 in words is "three hundred forty-five million, four hundred twenty-five thousand, twenty-nine".