1723140534461 has 16 divisors (see below), whose sum is σ = 1817087109120. Its totient is φ = 1631611712640.

The previous prime is 1723140534443. The next prime is 1723140534491. The reversal of 1723140534461 is 1644350413271.

It is a cyclic number.

It is not a de Polignac number, because 1723140534461 - 2¹⁸ = 1723140272317 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 (1723140534491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5016305 + ... + 5348793.

It is an arithmetic number, because the mean of its divisors is an integer number (113567944320).

Almost surely, 2^{1723140534461} is an apocalyptic number.

It is an amenable number.

1723140534461 is a deficient number, since it is larger than the sum of its proper divisors (93946574659).

1723140534461 is a wasteful number, since it uses less digits than its factorization.

1723140534461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336124.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 1723140534461 in words is "one trillion, seven hundred twenty-three billion, one hundred forty million, five hundred thirty-four thousand, four hundred sixty-one".