1403983116 has 36 divisors (see below), whose sum is σ = 3609114600. Its totient is φ = 460061568.

The previous prime is 1403983103. The next prime is 1403983117. The reversal of 1403983116 is 6113893041.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1403983117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328381 + ... + 332628.

Almost surely, 2^1403983116 is an apocalyptic number.

It is an amenable number.

1403983116 is an abundant number, since it is smaller than the sum of its proper divisors (2205131484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1403983116 is a wasteful number, since it uses less digits than its factorization.

1403983116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661078 (or 661073 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 1403983116 is about 37469.7626894006. The cubic root of 1403983116 is about 1119.7488584433.

The spelling of 1403983116 in words is "one billion, four hundred three million, nine hundred eighty-three thousand, one hundred sixteen".