1203532134531 has 8 divisors (see below), whose sum is σ = 1604839529664. Its totient is φ = 802289747880.

The previous prime is 1203532134479. The next prime is 1203532134551. The reversal of 1203532134531 is 1354312353021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1203532134531 - 2⁷ = 1203532134403 is a prime.

It is a super-2 number, since 2×1203532134531² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1203532134492 and 1203532134501.

It is not an unprimeable number, because it can be changed into a prime (1203532134551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16208905 + ... + 16282986.

It is an arithmetic number, because the mean of its divisors is an integer number (200604941208).

Almost surely, 2^{1203532134531} is an apocalyptic number.

1203532134531 is a deficient number, since it is larger than the sum of its proper divisors (401307395133).

1203532134531 is a wasteful number, since it uses less digits than its factorization.

1203532134531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32504241.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 1203532134531 its reverse (1354312353021), we get a palindrome (2557844487552).

The spelling of 1203532134531 in words is "one trillion, two hundred three billion, five hundred thirty-two million, one hundred thirty-four thousand, five hundred thirty-one".