1731148378051 has 8 divisors (see below), whose sum is σ = 1840303645200. Its totient is φ = 1623797330400.

The previous prime is 1731148377967. The next prime is 1731148378073. The reversal of 1731148378051 is 1508738411371.

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 1731148378051 - 2¹³ = 1731148369859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1731148377986 and 1731148378004.

It is not an unprimeable number, because it can be changed into a prime (1731148373051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451052896 + ... + 451056733.

It is an arithmetic number, because the mean of its divisors is an integer number (230037955650).

Almost surely, 2^{1731148378051} is an apocalyptic number.

1731148378051 is a deficient number, since it is larger than the sum of its proper divisors (109155267149).

1731148378051 is a wasteful number, since it uses less digits than its factorization.

1731148378051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902109749.

The product of its (nonzero) digits is 564480, while the sum is 49.

The spelling of 1731148378051 in words is "one trillion, seven hundred thirty-one billion, one hundred forty-eight million, three hundred seventy-eight thousand, fifty-one".