1631346112 has 56 divisors (see below), whose sum is σ = 3739255920. Its totient is φ = 697896960.

The previous prime is 1631346103. The next prime is 1631346113. The reversal of 1631346112 is 2116431361.

It is a super-2 number, since 2×1631346112² = 5322580274275033088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1631346113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56187 + ... + 80122.

Almost surely, 2^1631346112 is an apocalyptic number.

It is an amenable number.

1631346112 is an abundant number, since it is smaller than the sum of its proper divisors (2107909808).

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

1631346112 is a wasteful number, since it uses less digits than its factorization.

1631346112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136349 (or 136339 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 1631346112 is about 40389.9258726728. The cubic root of 1631346112 is about 1177.1958003290.

Adding to 1631346112 its reverse (2116431361), we get a palindrome (3747777473).

It can be divided in two parts, 1631 and 346112, that added together give a palindrome (347743).

The spelling of 1631346112 in words is "one billion, six hundred thirty-one million, three hundred forty-six thousand, one hundred twelve".