1213051583073 has 8 divisors (see below), whose sum is σ = 1764438666336. Its totient is φ = 735182777600.

The previous prime is 1213051583069. The next prime is 1213051583089. The reversal of 1213051583073 is 3703851503121.

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 1213051583073 - 2² = 1213051583069 is a prime.

It is a super-2 number, since 2×1213051583073² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1213051583873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18379569408 + ... + 18379569473.

It is an arithmetic number, because the mean of its divisors is an integer number (220554833292).

Almost surely, 2^{1213051583073} is an apocalyptic number.

It is an amenable number.

1213051583073 is a deficient number, since it is larger than the sum of its proper divisors (551387083263).

1213051583073 is a wasteful number, since it uses less digits than its factorization.

1213051583073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36759138895.

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 1213051583073 in words is "one trillion, two hundred thirteen billion, fifty-one million, five hundred eighty-three thousand, seventy-three".