135377371 has 4 divisors (see below), whose sum is σ = 136773112. Its totient is φ = 133981632.

The previous prime is 135377369. The next prime is 135377383. The reversal of 135377371 is 173773531.

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 135377371 - 2¹ = 135377369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135377371.

It is not an unprimeable number, because it can be changed into a prime (135377351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697725 + ... + 697918.

It is an arithmetic number, because the mean of its divisors is an integer number (34193278).

Almost surely, 2^135377371 is an apocalyptic number.

135377371 is a deficient number, since it is larger than the sum of its proper divisors (1395741).

135377371 is an equidigital number, since it uses as much as digits as its factorization.

135377371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395740.

The product of its digits is 46305, while the sum is 37.

The square root of 135377371 is about 11635.1781679526. The cubic root of 135377371 is about 513.4703358486.

The spelling of 135377371 in words is "one hundred thirty-five million, three hundred seventy-seven thousand, three hundred seventy-one".