345512431120411 has 4 divisors (see below), whose sum is σ = 345574607197792. Its totient is φ = 345450255043032.

The previous prime is 345512431120387. The next prime is 345512431120427. The reversal of 345512431120411 is 114021134215543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345512431120411 - 2²³ = 345512422731803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345512431120481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31088030355 + ... + 31088041468.

It is an arithmetic number, because the mean of its divisors is an integer number (86393651799448).

Almost surely, 2^{345512431120411} is an apocalyptic number.

345512431120411 is a deficient number, since it is larger than the sum of its proper divisors (62176077381).

345512431120411 is an equidigital number, since it uses as much as digits as its factorization.

345512431120411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62176077380.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 345512431120411 its reverse (114021134215543), we get a palindrome (459533565335954).

The spelling of 345512431120411 in words is "three hundred forty-five trillion, five hundred twelve billion, four hundred thirty-one million, one hundred twenty thousand, four hundred eleven".