1187601367751 has 4 divisors (see below), whose sum is σ = 1203869879712. Its totient is φ = 1171332855792.

The previous prime is 1187601367627. The next prime is 1187601367759. The reversal of 1187601367751 is 1577631067811.

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 1187601367751 - 2¹⁴ = 1187601351367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1187601367693 and 1187601367702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1187601367759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8134255871 + ... + 8134256016.

It is an arithmetic number, because the mean of its divisors is an integer number (300967469928).

Almost surely, 2^{1187601367751} is an apocalyptic number.

1187601367751 is a deficient number, since it is larger than the sum of its proper divisors (16268511961).

1187601367751 is an equidigital number, since it uses as much as digits as its factorization.

1187601367751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16268511960.

The product of its (nonzero) digits is 1481760, while the sum is 53.

The spelling of 1187601367751 in words is "one trillion, one hundred eighty-seven billion, six hundred one million, three hundred sixty-seven thousand, seven hundred fifty-one".