135979562371 has 4 divisors (see below), whose sum is σ = 136025832600. Its totient is φ = 135933292144.

The previous prime is 135979562321. The next prime is 135979562377. The reversal of 135979562371 is 173265979531.

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 135979562371 - 2²⁹ = 135442691459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135979562377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23130706 + ... + 23136583.

It is an arithmetic number, because the mean of its divisors is an integer number (34006458150).

Almost surely, 2^135979562371 is an apocalyptic number.

135979562371 is a deficient number, since it is larger than the sum of its proper divisors (46270229).

135979562371 is an equidigital number, since it uses as much as digits as its factorization.

135979562371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46270228.

The product of its digits is 10716300, while the sum is 58.

The spelling of 135979562371 in words is "one hundred thirty-five billion, nine hundred seventy-nine million, five hundred sixty-two thousand, three hundred seventy-one".