1540413041 has 4 divisors (see below), whose sum is σ = 1569477492. Its totient is φ = 1511348592.

The previous prime is 1540413001. The next prime is 1540413047. The reversal of 1540413041 is 1403140451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1403140451 = 251 ⋅5590201.

It can be written as a sum of positive squares in 2 ways, for example, as 579413041 + 961000000 = 24071^2 + 31000^2 .

It is a cyclic number.

It is not a de Polignac number, because 1540413041 - 2⁶ = 1540412977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1540412998 and 1540413016.

It is not an unprimeable number, because it can be changed into a prime (1540413047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14532146 + ... + 14532251.

It is an arithmetic number, because the mean of its divisors is an integer number (392369373).

Almost surely, 2^1540413041 is an apocalyptic number.

It is an amenable number.

1540413041 is a deficient number, since it is larger than the sum of its proper divisors (29064451).

1540413041 is an equidigital number, since it uses as much as digits as its factorization.

1540413041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29064450.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1540413041 is about 39248.0960175140. The cubic root of 1540413041 is about 1154.9035834635.

Adding to 1540413041 its reverse (1403140451), we get a palindrome (2943553492).

The spelling of 1540413041 in words is "one billion, five hundred forty million, four hundred thirteen thousand, forty-one".