345531831259 has 2 divisors, whose sum is σ = 345531831260. Its totient is φ = 345531831258.

The previous prime is 345531831251. The next prime is 345531831299. The reversal of 345531831259 is 952138135543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345531831259 - 2³ = 345531831251 is a prime.

It is not a weakly prime, because it can be changed into another prime (345531831251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172765915629 + 172765915630.

It is an arithmetic number, because the mean of its divisors is an integer number (172765915630).

Almost surely, 2^345531831259 is an apocalyptic number.

345531831259 is a deficient number, since it is larger than the sum of its proper divisors (1).

345531831259 is an equidigital number, since it uses as much as digits as its factorization.

345531831259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944000, while the sum is 49.

The spelling of 345531831259 in words is "three hundred forty-five billion, five hundred thirty-one million, eight hundred thirty-one thousand, two hundred fifty-nine".