1213631062 has 16 divisors (see below), whose sum is σ = 2115774720. Its totient is φ = 511311528.

The previous prime is 1213631057. The next prime is 1213631143. The reversal of 1213631062 is 2601363121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733818 + ... + 735469.

It is an arithmetic number, because the mean of its divisors is an integer number (132235920).

Almost surely, 2^1213631062 is an apocalyptic number.

1213631062 is a deficient number, since it is larger than the sum of its proper divisors (902143658).

1213631062 is a wasteful number, since it uses less digits than its factorization.

1213631062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469355.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1213631062 is about 34837.2080109759. The cubic root of 1213631062 is about 1066.6670863063.

Adding to 1213631062 its reverse (2601363121), we get a palindrome (3814994183).

The spelling of 1213631062 in words is "one billion, two hundred thirteen million, six hundred thirty-one thousand, sixty-two".