1133020541 has 4 divisors (see below), whose sum is σ = 1133207712. Its totient is φ = 1132833372.

The previous prime is 1133020523. The next prime is 1133020547. The reversal of 1133020541 is 1450203311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1450203311 = 887 ⋅1634953.

It is a cyclic number.

It is not a de Polignac number, because 1133020541 - 2¹⁴ = 1133004157 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 (1133020547) 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, 84191 + ... + 96716.

It is an arithmetic number, because the mean of its divisors is an integer number (283301928).

Almost surely, 2^1133020541 is an apocalyptic number.

It is an amenable number.

1133020541 is a deficient number, since it is larger than the sum of its proper divisors (187171).

1133020541 is an equidigital number, since it uses as much as digits as its factorization.

1133020541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187170.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1133020541 is about 33660.3704822154. The cubic root of 1133020541 is about 1042.5076754530.

Adding to 1133020541 its reverse (1450203311), we get a palindrome (2583223852).

The spelling of 1133020541 in words is "one billion, one hundred thirty-three million, twenty thousand, five hundred forty-one".