1534123452553 has 8 divisors (see below), whose sum is σ = 1573875461088. Its totient is φ = 1494877839264.

The previous prime is 1534123452497. The next prime is 1534123452577. The reversal of 1534123452553 is 3552543214351.

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 1534123452553 - 2¹³ = 1534123444361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1534123452593) 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, 126592675 + ... + 126604792.

It is an arithmetic number, because the mean of its divisors is an integer number (196734432636).

Almost surely, 2^{1534123452553} is an apocalyptic number.

It is an amenable number.

1534123452553 is a deficient number, since it is larger than the sum of its proper divisors (39752008535).

1534123452553 is an equidigital number, since it uses as much as digits as its factorization.

1534123452553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253197623.

The product of its digits is 1080000, while the sum is 43.

The spelling of 1534123452553 in words is "one trillion, five hundred thirty-four billion, one hundred twenty-three million, four hundred fifty-two thousand, five hundred fifty-three".