1311225025067 has 8 divisors (see below), whose sum is σ = 1346678176896. Its totient is φ = 1275772643712.

The previous prime is 1311225025051. The next prime is 1311225025087. The reversal of 1311225025067 is 7605205221131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1311225025067 - 2⁴ = 1311225025051 is a prime.

It is a super-2 number, since 2×1311225025067² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311225025027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5503763 + ... + 5737059.

It is an arithmetic number, because the mean of its divisors is an integer number (168334772112).

Almost surely, 2^{1311225025067} is an apocalyptic number.

1311225025067 is a deficient number, since it is larger than the sum of its proper divisors (35453151829).

1311225025067 is a wasteful number, since it uses less digits than its factorization.

1311225025067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385237.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 1311225025067 in words is "one trillion, three hundred eleven billion, two hundred twenty-five million, twenty-five thousand, sixty-seven".