1153111053 has 12 divisors (see below), whose sum is σ = 1548861440. Its totient is φ = 763092192.

The previous prime is 1153111039. The next prime is 1153111067. The reversal of 1153111053 is 3501113511.

It is an interprime number because it is at equal distance from previous prime (1153111039) and next prime (1153111067).

It is not a de Polignac number, because 1153111053 - 2¹⁴ = 1153094669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153111033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46068 + ... + 66546.

Almost surely, 2^1153111053 is an apocalyptic number.

It is an amenable number.

1153111053 is a deficient number, since it is larger than the sum of its proper divisors (395750387).

1153111053 is an equidigital number, since it uses as much as digits as its factorization.

1153111053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20756 (or 20619 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 1153111053 is about 33957.4889089285. The cubic root of 1153111053 is about 1048.6334612709.

Adding to 1153111053 its reverse (3501113511), we get a palindrome (4654224564).

The spelling of 1153111053 in words is "one billion, one hundred fifty-three million, one hundred eleven thousand, fifty-three".