1313136306061 has 4 divisors (see below), whose sum is σ = 1313396286624. Its totient is φ = 1312876325500.

The previous prime is 1313136306011. The next prime is 1313136306113. The reversal of 1313136306061 is 1606036313131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1313136306061 - 2¹¹ = 1313136304013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313136306011) 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, 129982705 + ... + 129992806.

It is an arithmetic number, because the mean of its divisors is an integer number (328349071656).

Almost surely, 2^{1313136306061} is an apocalyptic number.

It is an amenable number.

1313136306061 is a deficient number, since it is larger than the sum of its proper divisors (259980563).

1313136306061 is an equidigital number, since it uses as much as digits as its factorization.

1313136306061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259980562.

The product of its (nonzero) digits is 17496, while the sum is 34.

The spelling of 1313136306061 in words is "one trillion, three hundred thirteen billion, one hundred thirty-six million, three hundred six thousand, sixty-one".