3450215272897 has 2 divisors, whose sum is σ = 3450215272898. Its totient is φ = 3450215272896.

The previous prime is 3450215272853. The next prime is 3450215272921. The reversal of 3450215272897 is 7982725120543.

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., 3235138225201 + 215077047696 = 1798649^2 + 463764^2 .

It is a cyclic number.

It is not a de Polignac number, because 3450215272897 - 2¹⁹ = 3450214748609 is a prime.

It is not a weakly prime, because it can be changed into another prime (3450215242897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1725107636448 + 1725107636449.

It is an arithmetic number, because the mean of its divisors is an integer number (1725107636449).

Almost surely, 2^{3450215272897} is an apocalyptic number.

It is an amenable number.

3450215272897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3450215272897 is an equidigital number, since it uses as much as digits as its factorization.

3450215272897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 3450215272897 in words is "three trillion, four hundred fifty billion, two hundred fifteen million, two hundred seventy-two thousand, eight hundred ninety-seven".