3457171548361 has 2 divisors, whose sum is σ = 3457171548362. Its totient is φ = 3457171548360.

The previous prime is 3457171548343. The next prime is 3457171548427. The reversal of 3457171548361 is 1638451717543.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2441581253136 + 1015590295225 = 1562556^2 + 1007765^2 .

It is a cyclic number.

It is not a de Polignac number, because 3457171548361 - 2¹⁷ = 3457171417289 is a prime.

It is a super-2 number, since 2×3457171548361² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3457171048361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1728585774180 + 1728585774181.

It is an arithmetic number, because the mean of its divisors is an integer number (1728585774181).

Almost surely, 2^{3457171548361} is an apocalyptic number.

It is an amenable number.

3457171548361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3457171548361 is an equidigital number, since it uses as much as digits as its factorization.

3457171548361 is an evil number, because the sum of its binary digits is even.

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

The spelling of 3457171548361 in words is "three trillion, four hundred fifty-seven billion, one hundred seventy-one million, five hundred forty-eight thousand, three hundred sixty-one".