1153201055 has 16 divisors (see below), whose sum is σ = 1424987424. Its totient is φ = 895365120.

The previous prime is 1153201033. The next prime is 1153201061. The reversal of 1153201055 is 5501023511.

It is a happy number.

It is not a de Polignac number, because 1153201055 - 2¹⁴ = 1153184671 is a prime.

It is a super-2 number, since 2×1153201055² = 2659745346506226050, which contains 22 as substring.

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 1153201055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24992 + ... + 54138.

It is an arithmetic number, because the mean of its divisors is an integer number (89061714).

Almost surely, 2^1153201055 is an apocalyptic number.

1153201055 is a deficient number, since it is larger than the sum of its proper divisors (271786369).

1153201055 is a wasteful number, since it uses less digits than its factorization.

1153201055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29386.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 1153201055 is about 33958.8140988463. The cubic root of 1153201055 is about 1048.6607430183.

Adding to 1153201055 its reverse (5501023511), we get a palindrome (6654224566).

The spelling of 1153201055 in words is "one billion, one hundred fifty-three million, two hundred one thousand, fifty-five".