340512276089 has 2 divisors, whose sum is σ = 340512276090. Its totient is φ = 340512276088.

The previous prime is 340512276053. The next prime is 340512276103. The reversal of 340512276089 is 980672215043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183284165689 + 157228110400 = 428117^2 + 396520^2 .

It is an emirp because it is prime and its reverse (980672215043) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 340512276089 - 2²⁸ = 340243840633 is a prime.

It is a super-2 number, since 2×340512276089² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340512276289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170256138044 + 170256138045.

It is an arithmetic number, because the mean of its divisors is an integer number (170256138045).

It is a 1-persistent number, because it is pandigital, but 2⋅340512276089 = 681024552178 is not.

Almost surely, 2^340512276089 is an apocalyptic number.

It is an amenable number.

340512276089 is a deficient number, since it is larger than the sum of its proper divisors (1).

340512276089 is an equidigital number, since it uses as much as digits as its factorization.

340512276089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 340512276089 in words is "three hundred forty billion, five hundred twelve million, two hundred seventy-six thousand, eighty-nine".