1103289388 has 6 divisors (see below), whose sum is σ = 1930756436. Its totient is φ = 551644692.

The previous prime is 1103289379. The next prime is 1103289401. The reversal of 1103289388 is 8839823011.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 137911170 + ... + 137911177.

Almost surely, 2^1103289388 is an apocalyptic number.

It is an amenable number.

1103289388 is a deficient number, since it is larger than the sum of its proper divisors (827467048).

1103289388 is a wasteful number, since it uses less digits than its factorization.

1103289388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275822351 (or 275822349 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 1103289388 is about 33215.8002763745. The cubic root of 1103289388 is about 1033.3080520581.

It can be divided in two parts, 110328 and 9388, that added together give a square (119716 = 346²).

The spelling of 1103289388 in words is "one billion, one hundred three million, two hundred eighty-nine thousand, three hundred eighty-eight".