1225245303 has 12 divisors (see below), whose sum is σ = 1807454688. Its totient is φ = 799450560.

The previous prime is 1225245293. The next prime is 1225245313. The reversal of 1225245303 is 3035425221.

It is a happy number.

1225245303 is a `hidden beast` number, since 122 + 5 + 2 + 4 + 530 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1225245293) and next prime (1225245313).

It is not a de Polignac number, because 1225245303 - 2⁶ = 1225245239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225245313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1447858 + ... + 1448703.

It is an arithmetic number, because the mean of its divisors is an integer number (150621224).

Almost surely, 2^1225245303 is an apocalyptic number.

1225245303 is a deficient number, since it is larger than the sum of its proper divisors (582209385).

1225245303 is a wasteful number, since it uses less digits than its factorization.

1225245303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896614 (or 2896611 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1225245303 is about 35003.5041531559. The cubic root of 1225245303 is about 1070.0588965164.

It can be divided in two parts, 122 and 5245303, that added together give a palindrome (5245425).

The spelling of 1225245303 in words is "one billion, two hundred twenty-five million, two hundred forty-five thousand, three hundred three".