1540054315201 has 4 divisors (see below), whose sum is σ = 1541147328900. Its totient is φ = 1538961301504.

The previous prime is 1540054315169. The next prime is 1540054315207. The reversal of 1540054315201 is 1025134500451.

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 777881664576 + 762172650625 = 881976^2 + 873025^2 .

It is a cyclic number.

It is not a de Polignac number, because 1540054315201 - 2⁵ = 1540054315169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1540054315207) 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 3 ways as a sum of consecutive naturals, for example, 546504736 + ... + 546507553.

It is an arithmetic number, because the mean of its divisors is an integer number (385286832225).

Almost surely, 2^{1540054315201} is an apocalyptic number.

It is an amenable number.

1540054315201 is a deficient number, since it is larger than the sum of its proper divisors (1093013699).

1540054315201 is a wasteful number, since it uses less digits than its factorization.

1540054315201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093013698.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 1540054315201 its reverse (1025134500451), we get a palindrome (2565188815652).

The spelling of 1540054315201 in words is "one trillion, five hundred forty billion, fifty-four million, three hundred fifteen thousand, two hundred one".