345134441 has 2 divisors, whose sum is σ = 345134442. Its totient is φ = 345134440.

The previous prime is 345134429. The next prime is 345134453. The reversal of 345134441 is 144431543.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (345134429) and next prime (345134453).

It can be written as a sum of positive squares in only one way, i.e., 295840000 + 49294441 = 17200^2 + 7021^2 .

It is a cyclic number.

It is not a de Polignac number, because 345134441 - 2²² = 340940137 is a prime.

It is a super-3 number, since 3×345134441³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (345131441) 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 as a sum of consecutive naturals, namely, 172567220 + 172567221.

It is an arithmetic number, because the mean of its divisors is an integer number (172567221).

Almost surely, 2^345134441 is an apocalyptic number.

It is an amenable number.

345134441 is a deficient number, since it is larger than the sum of its proper divisors (1).

345134441 is an equidigital number, since it uses as much as digits as its factorization.

345134441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 29.

The square root of 345134441 is about 18577.7942985705. The cubic root of 345134441 is about 701.4489991840.

Adding to 345134441 its reverse (144431543), we get a palindrome (489565984).

The spelling of 345134441 in words is "three hundred forty-five million, one hundred thirty-four thousand, four hundred forty-one".