153321165245 has 4 divisors (see below), whose sum is σ = 183985398300. Its totient is φ = 122656932192.

The previous prime is 153321165211. The next prime is 153321165251. The reversal of 153321165245 is 542561123351.

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 111509912761 + 41811252484 = 333931^2 + 204478^2 .

It is a cyclic number.

It is not a de Polignac number, because 153321165245 - 2³² = 149026197949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153321165199 and 153321165208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15332116520 + ... + 15332116529.

It is an arithmetic number, because the mean of its divisors is an integer number (45996349575).

Almost surely, 2^153321165245 is an apocalyptic number.

It is an amenable number.

153321165245 is a deficient number, since it is larger than the sum of its proper divisors (30664233055).

153321165245 is an equidigital number, since it uses as much as digits as its factorization.

153321165245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30664233054.

The product of its digits is 108000, while the sum is 38.

Adding to 153321165245 its reverse (542561123351), we get a palindrome (695882288596).

The spelling of 153321165245 in words is "one hundred fifty-three billion, three hundred twenty-one million, one hundred sixty-five thousand, two hundred forty-five".