1225514433 has 16 divisors (see below), whose sum is σ = 1919687616. Its totient is φ = 685602240.

The previous prime is 1225514431. The next prime is 1225514441. The reversal of 1225514433 is 3344155221.

It is not a de Polignac number, because 1225514433 - 2¹ = 1225514431 is a prime.

It is a super-2 number, since 2×1225514433² = 3003771250982622978, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1225514433.

It is not an unprimeable number, because it can be changed into a prime (1225514431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1427910 + ... + 1428767.

It is an arithmetic number, because the mean of its divisors is an integer number (119980476).

Almost surely, 2^1225514433 is an apocalyptic number.

1225514433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1225514433 is a deficient number, since it is larger than the sum of its proper divisors (694173183).

1225514433 is a wasteful number, since it uses less digits than its factorization.

1225514433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2856704.

The product of its digits is 14400, while the sum is 30.

The square root of 1225514433 is about 35007.3482714701. The cubic root of 1225514433 is about 1070.1372383437.

Adding to 1225514433 its reverse (3344155221), we get a palindrome (4569669654).

The spelling of 1225514433 in words is "one billion, two hundred twenty-five million, five hundred fourteen thousand, four hundred thirty-three".