1155065226053 has 8 divisors (see below), whose sum is σ = 1156310731800. Its totient is φ = 1153819997440.

The previous prime is 1155065225999. The next prime is 1155065226101. The reversal of 1155065226053 is 3506225605511.

It can be written as a sum of positive squares in 4 ways, for example, as 1014085252324 + 140979973729 = 1007018^2 + 375473^2 .

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 1155065226053 - 2¹² = 1155065221957 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 1155065226053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155065226853) 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, 8890823 + ... + 9019803.

It is an arithmetic number, because the mean of its divisors is an integer number (144538841475).

Almost surely, 2^{1155065226053} is an apocalyptic number.

It is an amenable number.

1155065226053 is a deficient number, since it is larger than the sum of its proper divisors (1245505747).

1155065226053 is a wasteful number, since it uses less digits than its factorization.

1155065226053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138567.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 1155065226053 in words is "one trillion, one hundred fifty-five billion, sixty-five million, two hundred twenty-six thousand, fifty-three".