1241132133 has 4 divisors (see below), whose sum is σ = 1654842848. Its totient is φ = 827421420.

The previous prime is 1241132131. The next prime is 1241132147. The reversal of 1241132133 is 3312311421.

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: 3312311421 = 3 ⋅1104103807.

It is not a de Polignac number, because 1241132133 - 2¹ = 1241132131 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 (1241132131) 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, 206855353 + ... + 206855358.

It is an arithmetic number, because the mean of its divisors is an integer number (413710712).

Almost surely, 2^1241132133 is an apocalyptic number.

It is an amenable number.

1241132133 is a deficient number, since it is larger than the sum of its proper divisors (413710715).

1241132133 is an equidigital number, since it uses as much as digits as its factorization.

1241132133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413710714.

The product of its digits is 432, while the sum is 21.

The square root of 1241132133 is about 35229.7052641659. The cubic root of 1241132133 is about 1074.6639318697.

Adding to 1241132133 its reverse (3312311421), we get a palindrome (4553443554).

It can be divided in two parts, 12411 and 32133, that added together give a palindrome (44544).

The spelling of 1241132133 in words is "one billion, two hundred forty-one million, one hundred thirty-two thousand, one hundred thirty-three".