32131001403 has 32 divisors (see below), whose sum is σ = 52285401600. Its totient is φ = 19410941088.

The previous prime is 32131001363. The next prime is 32131001407. The reversal of 32131001403 is 30410013123.

It is a de Polignac number, because none of the positive numbers 2^k-32131001403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32131001407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1349800 + ... + 1373397.

It is an arithmetic number, because the mean of its divisors is an integer number (1633918800).

Almost surely, 2^32131001403 is an apocalyptic number.

32131001403 is a deficient number, since it is larger than the sum of its proper divisors (20154400197).

32131001403 is a wasteful number, since it uses less digits than its factorization.

32131001403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723248 (or 2723242 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 32131001403 its reverse (30410013123), we get a palindrome (62541014526).

The spelling of 32131001403 in words is "thirty-two billion, one hundred thirty-one million, one thousand, four hundred three".