1400005343 has 4 divisors (see below), whose sum is σ = 1527278568. Its totient is φ = 1272732120.

The previous prime is 1400005337. The next prime is 1400005417. The reversal of 1400005343 is 3435000041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1400005343 - 2⁶ = 1400005279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400005303) 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, 63636596 + ... + 63636617.

It is an arithmetic number, because the mean of its divisors is an integer number (381819642).

Almost surely, 2^1400005343 is an apocalyptic number.

1400005343 is a deficient number, since it is larger than the sum of its proper divisors (127273225).

1400005343 is a wasteful number, since it uses less digits than its factorization.

1400005343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127273224.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 1400005343 is about 37416.6452665121. The cubic root of 1400005343 is about 1118.6903652117.

Adding to 1400005343 its reverse (3435000041), we get a palindrome (4835005384).

The spelling of 1400005343 in words is "one billion, four hundred million, five thousand, three hundred forty-three".