345676741 has 2 divisors, whose sum is σ = 345676742. Its totient is φ = 345676740.

The previous prime is 345676733. The next prime is 345676757. The reversal of 345676741 is 147676543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236390625 + 109286116 = 15375^2 + 10454^2 .

It is a cyclic number.

It is not a de Polignac number, because 345676741 - 2³ = 345676733 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345676241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172838370 + 172838371.

It is an arithmetic number, because the mean of its divisors is an integer number (172838371).

Almost surely, 2^345676741 is an apocalyptic number.

It is an amenable number.

345676741 is a deficient number, since it is larger than the sum of its proper divisors (1).

345676741 is an equidigital number, since it uses as much as digits as its factorization.

345676741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 43.

The square root of 345676741 is about 18592.3839515001. The cubic root of 345676741 is about 701.8161959300.

The spelling of 345676741 in words is "three hundred forty-five million, six hundred seventy-six thousand, seven hundred forty-one".