1155584691253 has 8 divisors (see below), whose sum is σ = 1160678000160. Its totient is φ = 1150498012560.

The previous prime is 1155584691251. The next prime is 1155584691257. The reversal of 1155584691253 is 3521964855511.

It is a happy number.

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 1155584691253 - 2¹ = 1155584691251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1155584691194 and 1155584691203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155584691251) 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, 1308043 + ... + 2005528.

It is an arithmetic number, because the mean of its divisors is an integer number (145084750020).

Almost surely, 2^{1155584691253} is an apocalyptic number.

It is an amenable number.

1155584691253 is a deficient number, since it is larger than the sum of its proper divisors (5093308907).

1155584691253 is a wasteful number, since it uses less digits than its factorization.

1155584691253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315107.

The product of its digits is 6480000, while the sum is 55.

The spelling of 1155584691253 in words is "one trillion, one hundred fifty-five billion, five hundred eighty-four million, six hundred ninety-one thousand, two hundred fifty-three".