1225034355 has 32 divisors (see below), whose sum is σ = 1996738560. Its totient is φ = 641208960.

The previous prime is 1225034351. The next prime is 1225034387. The reversal of 1225034355 is 5534305221.

It is not a de Polignac number, because 1225034355 - 2² = 1225034351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1225034351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241374 + ... + 246396.

It is an arithmetic number, because the mean of its divisors is an integer number (62398080).

Almost surely, 2^1225034355 is an apocalyptic number.

1225034355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1225034355 is a deficient number, since it is larger than the sum of its proper divisors (771704205).

1225034355 is a wasteful number, since it uses less digits than its factorization.

1225034355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5331.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1225034355 is about 35000.4907822733. The cubic root of 1225034355 is about 1069.9974830348.

Adding to 1225034355 its reverse (5534305221), we get a palindrome (6759339576).

The spelling of 1225034355 in words is "one billion, two hundred twenty-five million, thirty-four thousand, three hundred fifty-five".