1545330041 has 2 divisors, whose sum is σ = 1545330042. Its totient is φ = 1545330040.

The previous prime is 1545330023. The next prime is 1545330079. The reversal of 1545330041 is 1400335451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1544804416 + 525625 = 39304^2 + 725^2 .

It is a cyclic number.

It is not a de Polignac number, because 1545330041 - 2²² = 1541135737 is a prime.

It is not a weakly prime, because it can be changed into another prime (1545330011) 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, 772665020 + 772665021.

It is an arithmetic number, because the mean of its divisors is an integer number (772665021).

Almost surely, 2^1545330041 is an apocalyptic number.

It is an amenable number.

1545330041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1545330041 is an equidigital number, since it uses as much as digits as its factorization.

1545330041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1545330041 is about 39310.6860916978. The cubic root of 1545330041 is about 1156.1310961205.

Adding to 1545330041 its reverse (1400335451), we get a palindrome (2945665492).

The spelling of 1545330041 in words is "one billion, five hundred forty-five million, three hundred thirty thousand, forty-one".