1532400116453 has 2 divisors, whose sum is σ = 1532400116454. Its totient is φ = 1532400116452.

The previous prime is 1532400116449. The next prime is 1532400116461. The reversal of 1532400116453 is 3546110042351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1368003926689 + 164396189764 = 1169617^2 + 405458^2 .

It is an emirp because it is prime and its reverse (3546110042351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1532400116453 - 2² = 1532400116449 is a prime.

It is a super-2 number, since 2×1532400116453² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1532400116413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766200058226 + 766200058227.

It is an arithmetic number, because the mean of its divisors is an integer number (766200058227).

Almost surely, 2^{1532400116453} is an apocalyptic number.

It is an amenable number.

1532400116453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532400116453 is an equidigital number, since it uses as much as digits as its factorization.

1532400116453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 1532400116453 in words is "one trillion, five hundred thirty-two billion, four hundred million, one hundred sixteen thousand, four hundred fifty-three".