1115445546 has 32 divisors (see below), whose sum is σ = 2491248000. Its totient is φ = 369943200.

The previous prime is 1115445523. The next prime is 1115445557. The reversal of 1115445546 is 6455445111.

1115445546 is a `hidden beast` number, since 11 + 154 + 455 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1115445546.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41155 + ... + 62646.

It is an arithmetic number, because the mean of its divisors is an integer number (77851500).

Almost surely, 2^1115445546 is an apocalyptic number.

1115445546 is an abundant number, since it is smaller than the sum of its proper divisors (1375802454).

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

1115445546 is a wasteful number, since it uses less digits than its factorization.

1115445546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104011 (or 104005 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 1115445546 is about 33398.2865728169. The cubic root of 1115445546 is about 1037.0892308374.

The spelling of 1115445546 in words is "one billion, one hundred fifteen million, four hundred forty-five thousand, five hundred forty-six".