345032741 has 2 divisors, whose sum is σ = 345032742. Its totient is φ = 345032740.

The previous prime is 345032717. The next prime is 345032747. The reversal of 345032741 is 147230543.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 345030625 + 2116 = 18575^2 + 46^2 .

It is a cyclic number.

It is not a de Polignac number, because 345032741 - 2²² = 340838437 is a prime.

It is a Sophie Germain prime.

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

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345032747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172516370 + 172516371.

It is an arithmetic number, because the mean of its divisors is an integer number (172516371).

Almost surely, 2^345032741 is an apocalyptic number.

It is an amenable number.

345032741 is a deficient number, since it is larger than the sum of its proper divisors (1).

345032741 is an equidigital number, since it uses as much as digits as its factorization.

345032741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 345032741 is about 18575.0569581899. The cubic root of 345032741 is about 701.3800942755.

The spelling of 345032741 in words is "three hundred forty-five million, thirty-two thousand, seven hundred forty-one".