1315501871131 has 8 divisors (see below), whose sum is σ = 1540099751904. Its totient is φ = 1100071250880.

The previous prime is 1315501871081. The next prime is 1315501871141. The reversal of 1315501871131 is 1311781055131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1315501871131 is a prime.

It is a super-2 number, since 2×1315501871131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1315501871141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2291814820 + ... + 2291815393.

It is an arithmetic number, because the mean of its divisors is an integer number (192512468988).

Almost surely, 2^{1315501871131} is an apocalyptic number.

1315501871131 is a deficient number, since it is larger than the sum of its proper divisors (224597880773).

1315501871131 is an equidigital number, since it uses as much as digits as its factorization.

1315501871131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583630261.

The product of its (nonzero) digits is 12600, while the sum is 37.

The spelling of 1315501871131 in words is "one trillion, three hundred fifteen billion, five hundred one million, eight hundred seventy-one thousand, one hundred thirty-one".