1403164032 has 64 divisors (see below), whose sum is σ = 3769124400. Its totient is φ = 462454784.

The previous prime is 1403163997. The next prime is 1403164051. The reversal of 1403164032 is 2304613041.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1403163993 and 1403164011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13648 + ... + 54704.

Almost surely, 2^1403164032 is an apocalyptic number.

1403164032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1403164032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1884562200).

1403164032 is an abundant number, since it is smaller than the sum of its proper divisors (2365960368).

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

1403164032 is an equidigital number, since it uses as much as digits as its factorization.

1403164032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41163 (or 41151 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1403164032 is about 37458.8311616900. The cubic root of 1403164032 is about 1119.5310621891.

Adding to 1403164032 its reverse (2304613041), we get a palindrome (3707777073).

The spelling of 1403164032 in words is "one billion, four hundred three million, one hundred sixty-four thousand, thirty-two".