135941956 has 12 divisors (see below), whose sum is σ = 237985468. Its totient is φ = 67946112.

The previous prime is 135941929. The next prime is 135941969. The reversal of 135941956 is 659149531.

It can be written as a sum of positive squares in 2 ways, for example, as 42510400 + 93431556 = 6520^2 + 9666^2 .

It is a super-2 number, since 2×135941956² = 36960430802211872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12040 + ... + 20416.

Almost surely, 2^135941956 is an apocalyptic number.

It is an amenable number.

135941956 is a deficient number, since it is larger than the sum of its proper divisors (102043512).

135941956 is a wasteful number, since it uses less digits than its factorization.

135941956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12438 (or 12436 counting only the distinct ones).

The product of its digits is 145800, while the sum is 43.

The square root of 135941956 is about 11659.4149081333. The cubic root of 135941956 is about 514.1831471972.

The spelling of 135941956 in words is "one hundred thirty-five million, nine hundred forty-one thousand, nine hundred fifty-six".