1225613359 has 2 divisors, whose sum is σ = 1225613360. Its totient is φ = 1225613358.

The previous prime is 1225613329. The next prime is 1225613387. The reversal of 1225613359 is 9533165221.

It is a strong prime.

It is an emirp because it is prime and its reverse (9533165221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1225613359 - 2⁵ = 1225613327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1225613329) 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 as a sum of consecutive naturals, namely, 612806679 + 612806680.

It is an arithmetic number, because the mean of its divisors is an integer number (612806680).

Almost surely, 2^1225613359 is an apocalyptic number.

1225613359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225613359 is an equidigital number, since it uses as much as digits as its factorization.

1225613359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 37.

The square root of 1225613359 is about 35008.7611748831. The cubic root of 1225613359 is about 1070.1660321153.

The spelling of 1225613359 in words is "one billion, two hundred twenty-five million, six hundred thirteen thousand, three hundred fifty-nine".