1225350533 has 4 divisors (see below), whose sum is σ = 1336746048. Its totient is φ = 1113955020.

The previous prime is 1225350481. The next prime is 1225350541. The reversal of 1225350533 is 3350535221.

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.

It is a cyclic number.

It is not a de Polignac number, because 1225350533 - 2²⁰ = 1224301957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1225350496 and 1225350505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225350233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55697741 + ... + 55697762.

It is an arithmetic number, because the mean of its divisors is an integer number (334186512).

Almost surely, 2^1225350533 is an apocalyptic number.

It is an amenable number.

1225350533 is a deficient number, since it is larger than the sum of its proper divisors (111395515).

1225350533 is a wasteful number, since it uses less digits than its factorization.

1225350533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111395514.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 1225350533 is about 35005.0072561055. The cubic root of 1225350533 is about 1070.0895295861.

Adding to 1225350533 its reverse (3350535221), we get a palindrome (4575885754).

The spelling of 1225350533 in words is "one billion, two hundred twenty-five million, three hundred fifty thousand, five hundred thirty-three".