135077971 has 16 divisors (see below), whose sum is σ = 163788480. Its totient is φ = 108748800.

The previous prime is 135077927. The next prime is 135077983. The reversal of 135077971 is 179770531.

It is a cyclic number.

It is not a de Polignac number, because 135077971 - 2⁷ = 135077843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135077171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83571 + ... + 85171.

It is an arithmetic number, because the mean of its divisors is an integer number (10236780).

Almost surely, 2^135077971 is an apocalyptic number.

135077971 is a deficient number, since it is larger than the sum of its proper divisors (28710509).

135077971 is a wasteful number, since it uses less digits than its factorization.

135077971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334.

The product of its (nonzero) digits is 46305, while the sum is 40.

The square root of 135077971 is about 11622.3048918878. The cubic root of 135077971 is about 513.0915268728.

The spelling of 135077971 in words is "one hundred thirty-five million, seventy-seven thousand, nine hundred seventy-one".