136846513 has 6 divisors (see below), whose sum is σ = 137365746. Its totient is φ = 136328832.

The previous prime is 136846453. The next prime is 136846543. The reversal of 136846513 is 315648631.

It can be written as a sum of positive squares in only one way, i.e., 136609344 + 237169 = 11688^2 + 487^2 .

It is not a de Polignac number, because 136846513 - 2¹⁷ = 136715441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136846543) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 236881 + ... + 237457.

It is an arithmetic number, because the mean of its divisors is an integer number (22894291).

Almost surely, 2^136846513 is an apocalyptic number.

It is an amenable number.

136846513 is a deficient number, since it is larger than the sum of its proper divisors (519233).

136846513 is an frugal number, since it uses more digits than its factorization.

136846513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551 (or 1064 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 136846513 is about 11698.1414335782. The cubic root of 136846513 is about 515.3210842178.

The spelling of 136846513 in words is "one hundred thirty-six million, eight hundred forty-six thousand, five hundred thirteen".