1271622350345 has 8 divisors (see below), whose sum is σ = 1527885766464. Its totient is φ = 1016005249584.

The previous prime is 1271622350333. The next prime is 1271622350381. The reversal of 1271622350345 is 5430532261721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1271622350345 - 2⁶ = 1271622350281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161574509 + ... + 161582378.

It is an arithmetic number, because the mean of its divisors is an integer number (190985720808).

Almost surely, 2^{1271622350345} is an apocalyptic number.

It is an amenable number.

1271622350345 is a deficient number, since it is larger than the sum of its proper divisors (256263416119).

1271622350345 is an equidigital number, since it uses as much as digits as its factorization.

1271622350345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323157679.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 1271622350345 in words is "one trillion, two hundred seventy-one billion, six hundred twenty-two million, three hundred fifty thousand, three hundred forty-five".