345140255 has 16 divisors (see below), whose sum is σ = 435746304. Its totient is φ = 262091520.

The previous prime is 345140251. The next prime is 345140261. The reversal of 345140255 is 552041543.

It is not a de Polignac number, because 345140255 - 2² = 345140251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345140251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15167 + ... + 30336.

It is an arithmetic number, because the mean of its divisors is an integer number (27234144).

Almost surely, 2^345140255 is an apocalyptic number.

345140255 is a deficient number, since it is larger than the sum of its proper divisors (90606049).

345140255 is a wasteful number, since it uses less digits than its factorization.

345140255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45586.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 345140255 is about 18577.9507750451. The cubic root of 345140255 is about 701.4529379406.

Adding to 345140255 its reverse (552041543), we get a palindrome (897181798).

The spelling of 345140255 in words is "three hundred forty-five million, one hundred forty thousand, two hundred fifty-five".