1346155420601 has 4 divisors (see below), whose sum is σ = 1348155652212. Its totient is φ = 1344155188992.

The previous prime is 1346155420553. The next prime is 1346155420613. The reversal of 1346155420601 is 1060245516431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 959663181376 + 386492239225 = 979624^2 + 621685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1346155420601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1346155420661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000114796 + ... + 1000116141.

It is an arithmetic number, because the mean of its divisors is an integer number (337038913053).

Almost surely, 2^{1346155420601} is an apocalyptic number.

It is an amenable number.

1346155420601 is a deficient number, since it is larger than the sum of its proper divisors (2000231611).

1346155420601 is an equidigital number, since it uses as much as digits as its factorization.

1346155420601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000231610.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 1346155420601 in words is "one trillion, three hundred forty-six billion, one hundred fifty-five million, four hundred twenty thousand, six hundred one".