1113561416 has 32 divisors (see below), whose sum is σ = 2351220480. Its totient is φ = 489835200.

The previous prime is 1113561391. The next prime is 1113561431. The reversal of 1113561416 is 6141653111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201371 + ... + 206826.

It is an arithmetic number, because the mean of its divisors is an integer number (73475640).

Almost surely, 2^1113561416 is an apocalyptic number.

It is an amenable number.

1113561416 is an abundant number, since it is smaller than the sum of its proper divisors (1237659064).

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

1113561416 is a wasteful number, since it uses less digits than its factorization.

1113561416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408245 (or 408241 counting only the distinct ones).

The product of its digits is 2160, while the sum is 29.

The square root of 1113561416 is about 33370.0676654993. The cubic root of 1113561416 is about 1036.5049763618.

The spelling of 1113561416 in words is "one billion, one hundred thirteen million, five hundred sixty-one thousand, four hundred sixteen".