1400113424 has 20 divisors (see below), whose sum is σ = 2758699920. Its totient is φ = 688190880.

The previous prime is 1400113333. The next prime is 1400113427. The reversal of 1400113424 is 4243110041.

It is a junction number, because it is equal to n+sod(n) for n = 1400113396 and 1400113405.

It is not an unprimeable number, because it can be changed into a prime (1400113427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740642 + ... + 742529.

It is an arithmetic number, because the mean of its divisors is an integer number (137934996).

Almost surely, 2^1400113424 is an apocalyptic number.

It is an amenable number.

1400113424 is a deficient number, since it is larger than the sum of its proper divisors (1358586496).

1400113424 is a wasteful number, since it uses less digits than its factorization.

1400113424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483238 (or 1483232 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1400113424 is about 37418.0895289965. The cubic root of 1400113424 is about 1118.7191522595.

Adding to 1400113424 its reverse (4243110041), we get a palindrome (5643223465).

The spelling of 1400113424 in words is "one billion, four hundred million, one hundred thirteen thousand, four hundred twenty-four".