1153541033551 has 8 divisors (see below), whose sum is σ = 1193442734880. Its totient is φ = 1113647627232.

The previous prime is 1153541033549. The next prime is 1153541033569. The reversal of 1153541033551 is 1553301453511.

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 1153541033551 - 2¹ = 1153541033549 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153541033551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153541033501) 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, 1790155 + ... + 2347708.

It is an arithmetic number, because the mean of its divisors is an integer number (149180341860).

Almost surely, 2^{1153541033551} is an apocalyptic number.

1153541033551 is a deficient number, since it is larger than the sum of its proper divisors (39901701329).

1153541033551 is an equidigital number, since it uses as much as digits as its factorization.

1153541033551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4147505.

The product of its (nonzero) digits is 67500, while the sum is 37.

The spelling of 1153541033551 in words is "one trillion, one hundred fifty-three billion, five hundred forty-one million, thirty-three thousand, five hundred fifty-one".