1206311132 has 24 divisors (see below), whose sum is σ = 2281910400. Its totient is φ = 554682816.

The previous prime is 1206311129. The next prime is 1206311149. The reversal of 1206311132 is 2311136021.

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, 29132 + ... + 57107.

It is an arithmetic number, because the mean of its divisors is an integer number (95079600).

Almost surely, 2^1206311132 is an apocalyptic number.

It is an amenable number.

1206311132 is a deficient number, since it is larger than the sum of its proper divisors (1075599268).

1206311132 is a wasteful number, since it uses less digits than its factorization.

1206311132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86525 (or 86523 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1206311132 is about 34731.9900380039. The cubic root of 1206311132 is about 1064.5182512612.

Adding to 1206311132 its reverse (2311136021), we get a palindrome (3517447153).

The spelling of 1206311132 in words is "one billion, two hundred six million, three hundred eleven thousand, one hundred thirty-two".