1203134322 has 64 divisors (see below), whose sum is σ = 2634145920. Its totient is φ = 366305472.

The previous prime is 1203134311. The next prime is 1203134329. The reversal of 1203134322 is 2234313021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203134329) 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, 1410048 + ... + 1410900.

It is an arithmetic number, because the mean of its divisors is an integer number (41158530).

Almost surely, 2^1203134322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1203134322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317072960).

1203134322 is an abundant number, since it is smaller than the sum of its proper divisors (1431011598).

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

1203134322 is a wasteful number, since it uses less digits than its factorization.

1203134322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004 (or 978 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1203134322 is about 34686.2266901432. The cubic root of 1203134322 is about 1063.5829632001.

Adding to 1203134322 its reverse (2234313021), we get a palindrome (3437447343).

The spelling of 1203134322 in words is "one billion, two hundred three million, one hundred thirty-four thousand, three hundred twenty-two".