1355006143 has 8 divisors (see below), whose sum is σ = 1363541760. Its totient is φ = 1346485920.

The previous prime is 1355006137. The next prime is 1355006167. The reversal of 1355006143 is 3416005531.

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 1355006143 - 2²⁵ = 1321451711 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 (1355006113) 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, 208621 + ... + 215017.

It is an arithmetic number, because the mean of its divisors is an integer number (170442720).

Almost surely, 2^1355006143 is an apocalyptic number.

1355006143 is a deficient number, since it is larger than the sum of its proper divisors (8535617).

1355006143 is a wasteful number, since it uses less digits than its factorization.

1355006143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7697.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1355006143 is about 36810.4080797809. The cubic root of 1355006143 is about 1106.5738968883.

The spelling of 1355006143 in words is "one billion, three hundred fifty-five million, six thousand, one hundred forty-three".