345400701251 has 2 divisors, whose sum is σ = 345400701252. Its totient is φ = 345400701250.

The previous prime is 345400701229. The next prime is 345400701281. The reversal of 345400701251 is 152107004543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345400701251 - 2²² = 345396506947 is a prime.

It is not a weakly prime, because it can be changed into another prime (345400701281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172700350625 + 172700350626.

It is an arithmetic number, because the mean of its divisors is an integer number (172700350626).

Almost surely, 2^345400701251 is an apocalyptic number.

345400701251 is a deficient number, since it is larger than the sum of its proper divisors (1).

345400701251 is an equidigital number, since it uses as much as digits as its factorization.

345400701251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 32.

Adding to 345400701251 its reverse (152107004543), we get a palindrome (497507705794).

The spelling of 345400701251 in words is "three hundred forty-five billion, four hundred million, seven hundred one thousand, two hundred fifty-one".