345774029 has 2 divisors, whose sum is σ = 345774030. Its totient is φ = 345774028.

The previous prime is 345774017. The next prime is 345774041. The reversal of 345774029 is 920477543.

It is a balanced prime because it is at equal distance from previous prime (345774017) and next prime (345774041).

It can be written as a sum of positive squares in only one way, i.e., 345774025 + 4 = 18595^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 345774029 - 2²⁴ = 328996813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345774059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172887014 + 172887015.

It is an arithmetic number, because the mean of its divisors is an integer number (172887015).

Almost surely, 2^345774029 is an apocalyptic number.

It is an amenable number.

345774029 is a deficient number, since it is larger than the sum of its proper divisors (1).

345774029 is an equidigital number, since it uses as much as digits as its factorization.

345774029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 345774029 is about 18595.0001075558. Note that the first 3 decimals coincide. The cubic root of 345774029 is about 701.8820299704.

The spelling of 345774029 in words is "three hundred forty-five million, seven hundred seventy-four thousand, twenty-nine".