1545053454401 has 2 divisors, whose sum is σ = 1545053454402. Its totient is φ = 1545053454400.

The previous prime is 1545053454293. The next prime is 1545053454431. The reversal of 1545053454401 is 1044543505451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1523062047376 + 21991407025 = 1234124^2 + 148295^2 .

It is a cyclic number.

It is not a de Polignac number, because 1545053454401 - 2¹⁴ = 1545053438017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1545053454431) 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 as a sum of consecutive naturals, namely, 772526727200 + 772526727201.

It is an arithmetic number, because the mean of its divisors is an integer number (772526727201).

Almost surely, 2^{1545053454401} is an apocalyptic number.

It is an amenable number.

1545053454401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1545053454401 is an equidigital number, since it uses as much as digits as its factorization.

1545053454401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480000, while the sum is 41.

Adding to 1545053454401 its reverse (1044543505451), we get a palindrome (2589596959852).

The spelling of 1545053454401 in words is "one trillion, five hundred forty-five billion, fifty-three million, four hundred fifty-four thousand, four hundred one".