1361974287151 has 4 divisors (see below), whose sum is σ = 1361983619304. Its totient is φ = 1361964955000.

The previous prime is 1361974287143. The next prime is 1361974287187. The reversal of 1361974287151 is 1517824791631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1361974287151 - 2³ = 1361974287143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1361974287092 and 1361974287101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361974287451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4443625 + ... + 4740226.

It is an arithmetic number, because the mean of its divisors is an integer number (340495904826).

Almost surely, 2^{1361974287151} is an apocalyptic number.

1361974287151 is a deficient number, since it is larger than the sum of its proper divisors (9332153).

1361974287151 is an equidigital number, since it uses as much as digits as its factorization.

1361974287151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9332152.

The product of its digits is 2540160, while the sum is 55.

The spelling of 1361974287151 in words is "one trillion, three hundred sixty-one billion, nine hundred seventy-four million, two hundred eighty-seven thousand, one hundred fifty-one".