1325002154552 has 8 divisors (see below), whose sum is σ = 2484379039800. Its totient is φ = 662501077272.

The previous prime is 1325002154551. The next prime is 1325002154579. The reversal of 1325002154552 is 2554512005231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×1325002154552³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325002154551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82812634652 + ... + 82812634667.

It is an arithmetic number, because the mean of its divisors is an integer number (310547379975).

Almost surely, 2^{1325002154552} is an apocalyptic number.

It is an amenable number.

1325002154552 is a deficient number, since it is larger than the sum of its proper divisors (1159376885248).

1325002154552 is a wasteful number, since it uses less digits than its factorization.

1325002154552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165625269325 (or 165625269321 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 1325002154552 its reverse (2554512005231), we get a palindrome (3879514159783).

The spelling of 1325002154552 in words is "one trillion, three hundred twenty-five billion, two million, one hundred fifty-four thousand, five hundred fifty-two".