1133042461 has 4 divisors (see below), whose sum is σ = 1137744124. Its totient is φ = 1128340800.

The previous prime is 1133042437. The next prime is 1133042473. The reversal of 1133042461 is 1642403311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 697276836 + 435765625 = 26406^2 + 20875^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133042461 - 2¹³ = 1133034269 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 (1133042161) 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, 2350470 + ... + 2350951.

It is an arithmetic number, because the mean of its divisors is an integer number (284436031).

Almost surely, 2^1133042461 is an apocalyptic number.

It is an amenable number.

1133042461 is a deficient number, since it is larger than the sum of its proper divisors (4701663).

1133042461 is an equidigital number, since it uses as much as digits as its factorization.

1133042461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4701662.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1133042461 is about 33660.6960860883. The cubic root of 1133042461 is about 1042.5143983734.

Adding to 1133042461 its reverse (1642403311), we get a palindrome (2775445772).

The spelling of 1133042461 in words is "one billion, one hundred thirty-three million, forty-two thousand, four hundred sixty-one".