1045204451201 has 2 divisors, whose sum is σ = 1045204451202. Its totient is φ = 1045204451200.

The previous prime is 1045204451143. The next prime is 1045204451219. The reversal of 1045204451201 is 1021544025401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 970522492801 + 74681958400 = 985151^2 + 273280^2 .

It is an emirp because it is prime and its reverse (1021544025401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1045204451201 - 2²² = 1045200256897 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045204451281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522602225600 + 522602225601.

It is an arithmetic number, because the mean of its divisors is an integer number (522602225601).

Almost surely, 2^{1045204451201} is an apocalyptic number.

It is an amenable number.

1045204451201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045204451201 is an equidigital number, since it uses as much as digits as its factorization.

1045204451201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 1045204451201 its reverse (1021544025401), we get a palindrome (2066748476602).

The spelling of 1045204451201 in words is "one trillion, forty-five billion, two hundred four million, four hundred fifty-one thousand, two hundred one".