1400234005 has 8 divisors (see below), whose sum is σ = 1705360032. Its totient is φ = 1103467728.

The previous prime is 1400233973. The next prime is 1400234021. The reversal of 1400234005 is 5004320041.

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

It is a cyclic number.

It is not a de Polignac number, because 1400234005 - 2⁵ = 1400233973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089567 + ... + 2090236.

It is an arithmetic number, because the mean of its divisors is an integer number (213170004).

Almost surely, 2^1400234005 is an apocalyptic number.

It is an amenable number.

1400234005 is a deficient number, since it is larger than the sum of its proper divisors (305126027).

1400234005 is an equidigital number, since it uses as much as digits as its factorization.

1400234005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4179875.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1400234005 is about 37419.7007604283. The cubic root of 1400234005 is about 1118.7512668962.

Adding to 1400234005 its reverse (5004320041), we get a palindrome (6404554046).

The spelling of 1400234005 in words is "one billion, four hundred million, two hundred thirty-four thousand, five".