345033487 has 2 divisors, whose sum is σ = 345033488. Its totient is φ = 345033486.

The previous prime is 345033461. The next prime is 345033529. The reversal of 345033487 is 784330543.

It is a weak prime.

It is an emirp because it is prime and its reverse (784330543) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345033487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345033427) 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, 172516743 + 172516744.

It is an arithmetic number, because the mean of its divisors is an integer number (172516744).

Almost surely, 2^345033487 is an apocalyptic number.

345033487 is a deficient number, since it is larger than the sum of its proper divisors (1).

345033487 is an equidigital number, since it uses as much as digits as its factorization.

345033487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 345033487 is about 18575.0770388712. The cubic root of 345033487 is about 701.3805997629.

The spelling of 345033487 in words is "three hundred forty-five million, thirty-three thousand, four hundred eighty-seven".