1225354534 has 8 divisors (see below), whose sum is σ = 1838734128. Its totient is φ = 612443160.

The previous prime is 1225354513. The next prime is 1225354553. The reversal of 1225354534 is 4354535221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1225354534.

It is a congruent number.

It is an unprimeable number.

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, 110437 + ... + 121024.

It is an arithmetic number, because the mean of its divisors is an integer number (229841766).

Almost surely, 2^1225354534 is an apocalyptic number.

1225354534 is a deficient number, since it is larger than the sum of its proper divisors (613379594).

1225354534 is a wasteful number, since it uses less digits than its factorization.

1225354534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234110.

The product of its digits is 72000, while the sum is 34.

The square root of 1225354534 is about 35005.0644050257. The cubic root of 1225354534 is about 1070.0906942660.

Adding to 1225354534 its reverse (4354535221), we get a palindrome (5579889755).

The spelling of 1225354534 in words is "one billion, two hundred twenty-five million, three hundred fifty-four thousand, five hundred thirty-four".