1351430104666 has 4 divisors (see below), whose sum is σ = 2027145157002. Its totient is φ = 675715052332.

The previous prime is 1351430104663. The next prime is 1351430104681. The reversal of 1351430104666 is 6664010341531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 994465678441 + 356964426225 = 997229^2 + 597465^2 .

It is not an unprimeable number, because it can be changed into a prime (1351430104663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337857526165 + ... + 337857526168.

Almost surely, 2^{1351430104666} is an apocalyptic number.

1351430104666 is a deficient number, since it is larger than the sum of its proper divisors (675715052336).

1351430104666 is an equidigital number, since it uses as much as digits as its factorization.

1351430104666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675715052335.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 1351430104666 in words is "one trillion, three hundred fifty-one billion, four hundred thirty million, one hundred four thousand, six hundred sixty-six".