1146085255221 has 8 divisors (see below), whose sum is σ = 1546524682080. Its totient is φ = 754851332592.

The previous prime is 1146085255181. The next prime is 1146085255303. The reversal of 1146085255221 is 1225525806411.

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

It is not a de Polignac number, because 1146085255221 - 2⁷ = 1146085255093 is a prime.

It is a super-2 number, since 2×1146085255221² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146085235221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301375766 + ... + 2301376263.

It is an arithmetic number, because the mean of its divisors is an integer number (193315585260).

Almost surely, 2^{1146085255221} is an apocalyptic number.

It is an amenable number.

1146085255221 is a deficient number, since it is larger than the sum of its proper divisors (400439426859).

1146085255221 is an equidigital number, since it uses as much as digits as its factorization.

1146085255221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602752115.

The product of its (nonzero) digits is 192000, while the sum is 42.

The spelling of 1146085255221 in words is "one trillion, one hundred forty-six billion, eighty-five million, two hundred fifty-five thousand, two hundred twenty-one".