1345145210201 has 8 divisors (see below), whose sum is σ = 1483950063624. Its totient is φ = 1211387806080.

The previous prime is 1345145210077. The next prime is 1345145210209. The reversal of 1345145210201 is 1020125415431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7421650201 + 1337723560000 = 86149^2 + 1156600^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345145210201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1345145210209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1261861766 + ... + 1261862831.

It is an arithmetic number, because the mean of its divisors is an integer number (185493757953).

Almost surely, 2^{1345145210201} is an apocalyptic number.

It is an amenable number.

1345145210201 is a deficient number, since it is larger than the sum of its proper divisors (138804853423).

1345145210201 is a wasteful number, since it uses less digits than its factorization.

1345145210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523724651.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 1345145210201 in words is "one trillion, three hundred forty-five billion, one hundred forty-five million, two hundred ten thousand, two hundred one".