1400141143 has 8 divisors (see below), whose sum is σ = 1424775168. Its totient is φ = 1375617144.

The previous prime is 1400141129. The next prime is 1400141167. The reversal of 1400141143 is 3411410041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1400141143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400141143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400141173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1621 + ... + 52942.

It is an arithmetic number, because the mean of its divisors is an integer number (178096896).

Almost surely, 2^1400141143 is an apocalyptic number.

1400141143 is a deficient number, since it is larger than the sum of its proper divisors (24634025).

1400141143 is an equidigital number, since it uses as much as digits as its factorization.

1400141143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55013.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1400141143 is about 37418.4599228776. The cubic root of 1400141143 is about 1118.7265348927.

Adding to 1400141143 its reverse (3411410041), we get a palindrome (4811551184).

The spelling of 1400141143 in words is "one billion, four hundred million, one hundred forty-one thousand, one hundred forty-three".