1195560020 has 24 divisors (see below), whose sum is σ = 2658363624. Its totient is φ = 450093056.

The previous prime is 1195560013. The next prime is 1195560031. The reversal of 1195560020 is 200655911.

It can be written as a sum of positive squares in 4 ways, for example, as 69689104 + 1125870916 = 8348^2 + 33554^2 .

It is a super-2 number, since 2×1195560020² = 2858727522844800800, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1757837 + ... + 1758516.

It is an arithmetic number, because the mean of its divisors is an integer number (110765151).

Almost surely, 2^1195560020 is an apocalyptic number.

1195560020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1195560020 is an abundant number, since it is smaller than the sum of its proper divisors (1462803604).

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

1195560020 is a wasteful number, since it uses less digits than its factorization.

1195560020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3516379 (or 3516377 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1195560020 is about 34576.8711713481. The cubic root of 1195560020 is about 1061.3463431129.

The spelling of 1195560020 in words is "one billion, one hundred ninety-five million, five hundred sixty thousand, twenty".