1088421903 has 6 divisors (see below), whose sum is σ = 1572164984. Its totient is φ = 725614596.

The previous prime is 1088421883. The next prime is 1088421913. The reversal of 1088421903 is 3091248801.

It is not a de Polignac number, because 1088421903 - 2⁵ = 1088421871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088421913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60467875 + ... + 60467892.

Almost surely, 2^1088421903 is an apocalyptic number.

1088421903 is a deficient number, since it is larger than the sum of its proper divisors (483743081).

1088421903 is a wasteful number, since it uses less digits than its factorization.

1088421903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120935773 (or 120935770 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1088421903 is about 32991.2397917993. The cubic root of 1088421903 is about 1028.6455641092.

The spelling of 1088421903 in words is "one billion, eighty-eight million, four hundred twenty-one thousand, nine hundred three".