1358855143 has 2 divisors, whose sum is σ = 1358855144. Its totient is φ = 1358855142.

The previous prime is 1358855131. The next prime is 1358855153. The reversal of 1358855143 is 3415588531.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3415588531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1358855143 - 2¹⁷ = 1358724071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1358855143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1358855153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 679427571 + 679427572.

It is an arithmetic number, because the mean of its divisors is an integer number (679427572).

Almost surely, 2^1358855143 is an apocalyptic number.

1358855143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1358855143 is an equidigital number, since it uses as much as digits as its factorization.

1358855143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288000, while the sum is 43.

The square root of 1358855143 is about 36862.6524140627. The cubic root of 1358855143 is about 1107.6206760089.

The spelling of 1358855143 in words is "one billion, three hundred fifty-eight million, eight hundred fifty-five thousand, one hundred forty-three".