1088894445 has 16 divisors (see below), whose sum is σ = 1742959680. Its totient is φ = 580500864.

The previous prime is 1088894431. The next prime is 1088894453. The reversal of 1088894445 is 5444988801.

It is not a de Polignac number, because 1088894445 - 2¹² = 1088890349 is a prime.

It is a super-2 number, since 2×1088894445² = 2371382224703716050, 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25386 + ... + 53124.

It is an arithmetic number, because the mean of its divisors is an integer number (108934980).

Almost surely, 2^1088894445 is an apocalyptic number.

1088894445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1088894445 is a deficient number, since it is larger than the sum of its proper divisors (654065235).

1088894445 is a wasteful number, since it uses less digits than its factorization.

1088894445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30364.

The product of its (nonzero) digits is 1474560, while the sum is 51.

The square root of 1088894445 is about 32998.4006430615. The cubic root of 1088894445 is about 1028.7944058722.

The spelling of 1088894445 in words is "one billion, eighty-eight million, eight hundred ninety-four thousand, four hundred forty-five".