1112003397 has 10 divisors (see below), whose sum is σ = 1661140998. Its totient is φ = 741335544.

The previous prime is 1112003393. The next prime is 1112003407. The reversal of 1112003397 is 7933002111.

It can be written as a sum of positive squares in only one way, i.e., 1102306401 + 9696996 = 33201^2 + 3114^2 .

It is not a de Polignac number, because 1112003397 - 2² = 1112003393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1112003397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112003393) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6864138 + ... + 6864299.

Almost surely, 2^1112003397 is an apocalyptic number.

It is an amenable number.

1112003397 is a deficient number, since it is larger than the sum of its proper divisors (549137601).

1112003397 is an equidigital number, since it uses as much as digits as its factorization.

1112003397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13728449 (or 13728440 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 1112003397 is about 33346.7149356575. The cubic root of 1112003397 is about 1036.0213484393.

The spelling of 1112003397 in words is "one billion, one hundred twelve million, three thousand, three hundred ninety-seven".