1552530141245 has 4 divisors (see below), whose sum is σ = 1863036169500. Its totient is φ = 1242024112992.

The previous prime is 1552530141241. The next prime is 1552530141347. The reversal of 1552530141245 is 5421410352551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 406649811481 + 1145880329764 = 637691^2 + 1070458^2 .

It is a cyclic number.

It is not a de Polignac number, because 1552530141245 - 2² = 1552530141241 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1552530141199 and 1552530141208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552530141241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155253014120 + ... + 155253014129.

It is an arithmetic number, because the mean of its divisors is an integer number (465759042375).

Almost surely, 2^{1552530141245} is an apocalyptic number.

It is an amenable number.

1552530141245 is a deficient number, since it is larger than the sum of its proper divisors (310506028255).

1552530141245 is an equidigital number, since it uses as much as digits as its factorization.

1552530141245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310506028254.

The product of its (nonzero) digits is 120000, while the sum is 38.

Adding to 1552530141245 its reverse (5421410352551), we get a palindrome (6973940493796).

The spelling of 1552530141245 in words is "one trillion, five hundred fifty-two billion, five hundred thirty million, one hundred forty-one thousand, two hundred forty-five".