1353406164523 has 24 divisors (see below), whose sum is σ = 1605496183200. Its totient is φ = 1117563525120.

The previous prime is 1353406164503. The next prime is 1353406164611. The reversal of 1353406164523 is 3254616043531.

It is not a de Polignac number, because 1353406164523 - 2¹⁷ = 1353406033451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1353406164523.

It is not an unprimeable number, because it can be changed into a prime (1353406164503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2387253 + ... + 2899273.

It is an arithmetic number, because the mean of its divisors is an integer number (66895674300).

Almost surely, 2^{1353406164523} is an apocalyptic number.

1353406164523 is a deficient number, since it is larger than the sum of its proper divisors (252090018677).

1353406164523 is an equidigital number, since it uses as much as digits as its factorization.

1353406164523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512535 (or 512506 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 1353406164523 in words is "one trillion, three hundred fifty-three billion, four hundred six million, one hundred sixty-four thousand, five hundred twenty-three".