1260540364 has 12 divisors (see below), whose sum is σ = 2206333864. Its totient is φ = 630159264.

The previous prime is 1260540343. The next prime is 1260540371. The reversal of 1260540364 is 4630450621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1192 + ... + 50224.

Almost surely, 2^1260540364 is an apocalyptic number.

It is an amenable number.

1260540364 is a deficient number, since it is larger than the sum of its proper divisors (945793500).

1260540364 is a wasteful number, since it uses less digits than its factorization.

1260540364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55464 (or 55462 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1260540364 is about 35504.0893982651. The cubic root of 1260540364 is about 1080.2366776674.

Adding to 1260540364 its reverse (4630450621), we get a palindrome (5890990985).

The spelling of 1260540364 in words is "one billion, two hundred sixty million, five hundred forty thousand, three hundred sixty-four".