1112909137 has 8 divisors (see below), whose sum is σ = 1117445576. Its totient is φ = 1108380672.

The previous prime is 1112909123. The next prime is 1112909141. The reversal of 1112909137 is 7319092111.

It can be written as a sum of positive squares in 4 ways, for example, as 97594641 + 1015314496 = 9879^2 + 31864^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112909137 - 2⁷ = 1112909009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112909107) by changing a digit.

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, 557413 + ... + 559405.

It is an arithmetic number, because the mean of its divisors is an integer number (139680697).

Almost surely, 2^1112909137 is an apocalyptic number.

It is an amenable number.

1112909137 is a deficient number, since it is larger than the sum of its proper divisors (4536439).

1112909137 is a wasteful number, since it uses less digits than its factorization.

1112909137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987.

The product of its (nonzero) digits is 3402, while the sum is 34.

The square root of 1112909137 is about 33360.2928194583. The cubic root of 1112909137 is about 1036.3025560099.

The spelling of 1112909137 in words is "one billion, one hundred twelve million, nine hundred nine thousand, one hundred thirty-seven".