1202161126 has 16 divisors (see below), whose sum is σ = 1810433088. Its totient is φ = 598689000.

The previous prime is 1202161073. The next prime is 1202161133. The reversal of 1202161126 is 6211612021.

It is a junction number, because it is equal to n+sod(n) for n = 1202161097 and 1202161106.

It is a congruent number.

It is an unprimeable number.

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, 930541 + ... + 931831.

It is an arithmetic number, because the mean of its divisors is an integer number (113152068).

Almost surely, 2^1202161126 is an apocalyptic number.

1202161126 is a deficient number, since it is larger than the sum of its proper divisors (608271962).

1202161126 is a wasteful number, since it uses less digits than its factorization.

1202161126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1202161126 is about 34672.1952867135. The cubic root of 1202161126 is about 1063.2961141268.

Adding to 1202161126 its reverse (6211612021), we get a palindrome (7413773147).

The spelling of 1202161126 in words is "one billion, two hundred two million, one hundred sixty-one thousand, one hundred twenty-six".