1225668753133 has 16 divisors (see below), whose sum is σ = 1417306832064. Its totient is φ = 1047544162560.

The previous prime is 1225668753121. The next prime is 1225668753139. The reversal of 1225668753133 is 3313578665221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1225668753133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225668753139) 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, 3443610 + ... + 3782827.

It is an arithmetic number, because the mean of its divisors is an integer number (88581677004).

Almost surely, 2^{1225668753133} is an apocalyptic number.

It is an amenable number.

1225668753133 is a deficient number, since it is larger than the sum of its proper divisors (191638078931).

1225668753133 is a wasteful number, since it uses less digits than its factorization.

1225668753133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7227372.

The product of its digits is 5443200, while the sum is 52.

The spelling of 1225668753133 in words is "one trillion, two hundred twenty-five billion, six hundred sixty-eight million, seven hundred fifty-three thousand, one hundred thirty-three".