733141561 has 4 divisors (see below), whose sum is σ = 733529124. Its totient is φ = 732754000.

The previous prime is 733141531. The next prime is 733141601. The reversal of 733141561 is 165141337.

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 414733225 + 318408336 = 20365^2 + 17844^2 .

It is a cyclic number.

It is not a de Polignac number, because 733141561 - 2¹⁷ = 733010489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (733141501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190930 + ... + 194731.

It is an arithmetic number, because the mean of its divisors is an integer number (183382281).

Almost surely, 2^733141561 is an apocalyptic number.

It is an amenable number.

733141561 is a deficient number, since it is larger than the sum of its proper divisors (387563).

733141561 is a wasteful number, since it uses less digits than its factorization.

733141561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387562.

The product of its digits is 7560, while the sum is 31.

The square root of 733141561 is about 27076.5869525684. The cubic root of 733141561 is about 901.7011286882.

Adding to 733141561 its reverse (165141337), we get a palindrome (898282898).

The spelling of 733141561 in words is "seven hundred thirty-three million, one hundred forty-one thousand, five hundred sixty-one".