1540054315337 has 2 divisors, whose sum is σ = 1540054315338. Its totient is φ = 1540054315336.

The previous prime is 1540054315271. The next prime is 1540054315367. The reversal of 1540054315337 is 7335134500451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1223289088576 + 316765226761 = 1106024^2 + 562819^2 .

It is a cyclic number.

It is not a de Polignac number, because 1540054315337 - 2¹⁸ = 1540054053193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1540054315294 and 1540054315303.

It is not a weakly prime, because it can be changed into another prime (1540054315367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770027157668 + 770027157669.

It is an arithmetic number, because the mean of its divisors is an integer number (770027157669).

Almost surely, 2^{1540054315337} is an apocalyptic number.

It is an amenable number.

1540054315337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1540054315337 is an equidigital number, since it uses as much as digits as its factorization.

1540054315337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 41.

Adding to 1540054315337 its reverse (7335134500451), we get a palindrome (8875188815788).

The spelling of 1540054315337 in words is "one trillion, five hundred forty billion, fifty-four million, three hundred fifteen thousand, three hundred thirty-seven".