1254002545222 has 12 divisors (see below), whose sum is σ = 2188106482140. Its totient is φ = 537429662196.

The previous prime is 1254002545157. The next prime is 1254002545249. The reversal of 1254002545222 is 2225452004521.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 6397972072 + ... + 6397972267.

It is an arithmetic number, because the mean of its divisors is an integer number (182342206845).

Almost surely, 2^{1254002545222} is an apocalyptic number.

1254002545222 is a deficient number, since it is larger than the sum of its proper divisors (934103936918).

1254002545222 is a wasteful number, since it uses less digits than its factorization.

1254002545222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12795944355 (or 12795944348 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 1254002545222 its reverse (2225452004521), we get a palindrome (3479454549743).

The spelling of 1254002545222 in words is "one trillion, two hundred fifty-four billion, two million, five hundred forty-five thousand, two hundred twenty-two".