1400140002 has 8 divisors (see below), whose sum is σ = 2800280016. Its totient is φ = 466713332.

The previous prime is 1400139991. The next prime is 1400140003. The reversal of 1400140002 is 2000410041.

It is a sphenic number, since it is the product of 3 distinct primes.

1400140002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400140002.

It is not an unprimeable number, because it can be changed into a prime (1400140003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116678328 + ... + 116678339.

It is an arithmetic number, because the mean of its divisors is an integer number (350035002).

Almost surely, 2^1400140002 is an apocalyptic number.

1400140002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1400140002 is a wasteful number, since it uses less digits than its factorization.

1400140002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233356672.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1400140002 is about 37418.4446763892. Note that the first 3 decimals coincide. The cubic root of 1400140002 is about 1118.7262310026.

Adding to 1400140002 its reverse (2000410041), we get a palindrome (3400550043).

The spelling of 1400140002 in words is "one billion, four hundred million, one hundred forty thousand, two".