345141025 has 6 divisors (see below), whose sum is σ = 427974902. Its totient is φ = 276112800.

The previous prime is 345140981. The next prime is 345141029. The reversal of 345141025 is 520141543.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 221841 + 344919184 = 471^2 + 18572^2 .

It is not a de Polignac number, because 345141025 - 2⁷ = 345140897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 13805641 = 345141025 / (3 + 4 + 5 + 1 + 4 + 1 + 0 + 2 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345141029) 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 in 5 ways as a sum of consecutive naturals, for example, 6902796 + ... + 6902845.

Almost surely, 2^345141025 is an apocalyptic number.

It is an amenable number.

345141025 is a deficient number, since it is larger than the sum of its proper divisors (82833877).

345141025 is a wasteful number, since it uses less digits than its factorization.

345141025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13805651 (or 13805646 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 345141025 is about 18577.9714985248. The cubic root of 345141025 is about 701.4534595820.

Adding to 345141025 its reverse (520141543), we get a palindrome (865282568).

The spelling of 345141025 in words is "three hundred forty-five million, one hundred forty-one thousand, twenty-five".