1135322101 has 4 divisors (see below), whose sum is σ = 1202105772. Its totient is φ = 1068538432.

The previous prime is 1135322099. The next prime is 1135322119. The reversal of 1135322101 is 1012235311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1012235311 = 12911 ⋅78401.

It can be written as a sum of positive squares in 2 ways, for example, as 690323076 + 444999025 = 26274^2 + 21095^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135322101 - 2¹ = 1135322099 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 (1135322161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33391810 + ... + 33391843.

It is an arithmetic number, because the mean of its divisors is an integer number (300526443).

Almost surely, 2^1135322101 is an apocalyptic number.

It is an amenable number.

1135322101 is a deficient number, since it is larger than the sum of its proper divisors (66783671).

1135322101 is an equidigital number, since it uses as much as digits as its factorization.

1135322101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66783670.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1135322101 is about 33694.5411157356. The cubic root of 1135322101 is about 1043.2130969468.

Adding to 1135322101 its reverse (1012235311), we get a palindrome (2147557412).

The spelling of 1135322101 in words is "one billion, one hundred thirty-five million, three hundred twenty-two thousand, one hundred one".