1260845562 has 32 divisors (see below), whose sum is σ = 2677752000. Its totient is φ = 394414848.

The previous prime is 1260845549. The next prime is 1260845563. The reversal of 1260845562 is 2655480621.

It is a self number, because there is not a number n which added to its sum of digits gives 1260845562.

It is not an unprimeable number, because it can be changed into a prime (1260845563) 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 15 ways as a sum of consecutive naturals, for example, 17889 + ... + 53307.

It is an arithmetic number, because the mean of its divisors is an integer number (83679750).

Almost surely, 2^1260845562 is an apocalyptic number.

1260845562 is an abundant number, since it is smaller than the sum of its proper divisors (1416906438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1260845562 is a wasteful number, since it uses less digits than its factorization.

1260845562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35790.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 1260845562 is about 35508.3872064052. The cubic root of 1260845562 is about 1080.3238517818.

The spelling of 1260845562 in words is "one billion, two hundred sixty million, eight hundred forty-five thousand, five hundred sixty-two".