1720114531151 has 8 divisors (see below), whose sum is σ = 1823591343744. Its totient is φ = 1619637046560.

The previous prime is 1720114531123. The next prime is 1720114531181. The reversal of 1720114531151 is 1511354110271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1720114531151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1720114531181) 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, 749830820 + ... + 749833113.

It is an arithmetic number, because the mean of its divisors is an integer number (227948917968).

Almost surely, 2^{1720114531151} is an apocalyptic number.

1720114531151 is a deficient number, since it is larger than the sum of its proper divisors (103476812593).

1720114531151 is a wasteful number, since it uses less digits than its factorization.

1720114531151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499664001.

The product of its (nonzero) digits is 4200, while the sum is 32.

The spelling of 1720114531151 in words is "one trillion, seven hundred twenty billion, one hundred fourteen million, five hundred thirty-one thousand, one hundred fifty-one".