1400630112 has 108 divisors (see below), whose sum is σ = 4633381116. Its totient is φ = 400176000.

The previous prime is 1400630111. The next prime is 1400630137. The reversal of 1400630112 is 2110360041.

It is a happy number.

It is a super-2 number, since 2×1400630112² = 3923529421282265088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400630111) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 35514 + ... + 63737.

It is an arithmetic number, because the mean of its divisors is an integer number (42901677).

Almost surely, 2^1400630112 is an apocalyptic number.

1400630112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1400630112 is an abundant number, since it is smaller than the sum of its proper divisors (3232751004).

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

1400630112 is a wasteful number, since it uses less digits than its factorization.

1400630112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99281 (or 99263 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1400630112 is about 37424.9931462920. The cubic root of 1400630112 is about 1118.8567500813.

Adding to 1400630112 its reverse (2110360041), we get a palindrome (3510990153).

The spelling of 1400630112 in words is "one billion, four hundred million, six hundred thirty thousand, one hundred twelve".