1361124543 has 8 divisors (see below), whose sum is σ = 1815130800. Its totient is φ = 907267328.

The previous prime is 1361124517. The next prime is 1361124547. The reversal of 1361124543 is 3454211631.

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 1361124543 - 2⁵ = 1361124511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1361124543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361124547) 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, 13848 + ... + 53981.

It is an arithmetic number, because the mean of its divisors is an integer number (226891350).

Almost surely, 2^1361124543 is an apocalyptic number.

1361124543 is a deficient number, since it is larger than the sum of its proper divisors (454006257).

1361124543 is an equidigital number, since it uses as much as digits as its factorization.

1361124543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74521.

The product of its digits is 8640, while the sum is 30.

The square root of 1361124543 is about 36893.4214054484. The cubic root of 1361124543 is about 1108.2369389825.

The spelling of 1361124543 in words is "one billion, three hundred sixty-one million, one hundred twenty-four thousand, five hundred forty-three".