1400011000 has 128 divisors (see below), whose sum is σ = 3394872000. Its totient is φ = 540096000.

The previous prime is 1400010971. The next prime is 1400011027. The reversal of 1400011000 is 1100041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3598806 + ... + 3599194.

Almost surely, 2^1400011000 is an apocalyptic number.

1400011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400011000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1697436000).

1400011000 is an abundant number, since it is smaller than the sum of its proper divisors (1994861000).

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

1400011000 is a wasteful number, since it uses less digits than its factorization.

1400011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1400011000 is about 37416.7208611337. The cubic root of 1400011000 is about 1118.6918719733.

Adding to 1400011000 its reverse (1100041), we get a palindrome (1401111041).

The spelling of 1400011000 in words is "one billion, four hundred million, eleven thousand".