1361263743055 has 8 divisors (see below), whose sum is σ = 1655893430352. Its totient is φ = 1074093035328.

The previous prime is 1361263743043. The next prime is 1361263743067. The reversal of 1361263743055 is 5503473621631.

It is an interprime number because it is at equal distance from previous prime (1361263743043) and next prime (1361263743067).

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 1361263743055 - 2⁵ = 1361263743023 is a prime.

It is a super-2 number, since 2×1361263743055² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1361263742996 and 1361263743014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1864744489 + ... + 1864745218.

It is an arithmetic number, because the mean of its divisors is an integer number (206986678794).

Almost surely, 2^{1361263743055} is an apocalyptic number.

1361263743055 is a deficient number, since it is larger than the sum of its proper divisors (294629687297).

1361263743055 is an equidigital number, since it uses as much as digits as its factorization.

1361263743055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729489785.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 1361263743055 in words is "one trillion, three hundred sixty-one billion, two hundred sixty-three million, seven hundred forty-three thousand, fifty-five".