1313151324203 has 4 divisors (see below), whose sum is σ = 1313158919688. Its totient is φ = 1313143728720.

The previous prime is 1313151324151. The next prime is 1313151324209. The reversal of 1313151324203 is 3024231513131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313151324203 - 2⁶ = 1313151324139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313151324209) 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, 3532226 + ... + 3886247.

It is an arithmetic number, because the mean of its divisors is an integer number (328289729922).

Almost surely, 2^{1313151324203} is an apocalyptic number.

1313151324203 is a deficient number, since it is larger than the sum of its proper divisors (7595485).

1313151324203 is an equidigital number, since it uses as much as digits as its factorization.

1313151324203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7595484.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 1313151324203 its reverse (3024231513131), we get a palindrome (4337382837334).

The spelling of 1313151324203 in words is "one trillion, three hundred thirteen billion, one hundred fifty-one million, three hundred twenty-four thousand, two hundred three".