135507377 has 4 divisors (see below), whose sum is σ = 137140080. Its totient is φ = 133874676.

The previous prime is 135507371. The next prime is 135507443. The reversal of 135507377 is 773705531.

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, and also an emirpimes, since its reverse is a distinct semiprime: 773705531 = 71 ⋅10897261.

It is a cyclic number.

It is not a de Polignac number, because 135507377 - 2⁶ = 135507313 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 135507377.

It is not an unprimeable number, because it can be changed into a prime (135507371) 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, 816227 + ... + 816392.

It is an arithmetic number, because the mean of its divisors is an integer number (34285020).

Almost surely, 2^135507377 is an apocalyptic number.

It is an amenable number.

135507377 is a deficient number, since it is larger than the sum of its proper divisors (1632703).

135507377 is an equidigital number, since it uses as much as digits as its factorization.

135507377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632702.

The product of its (nonzero) digits is 77175, while the sum is 38.

The square root of 135507377 is about 11640.7635917924. The cubic root of 135507377 is about 513.6346490492.

The spelling of 135507377 in words is "one hundred thirty-five million, five hundred seven thousand, three hundred seventy-seven".