135861046 has 8 divisors (see below), whose sum is σ = 212652144. Its totient is φ = 64977000.

The previous prime is 135860981. The next prime is 135861071. The reversal of 135861046 is 640168531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1476705 + ... + 1476796.

It is an arithmetic number, because the mean of its divisors is an integer number (26581518).

Almost surely, 2^135861046 is an apocalyptic number.

135861046 is a deficient number, since it is larger than the sum of its proper divisors (76791098).

135861046 is a wasteful number, since it uses less digits than its factorization.

135861046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2953526.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 135861046 is about 11655.9446635612. The cubic root of 135861046 is about 514.0811163597.

The spelling of 135861046 in words is "one hundred thirty-five million, eight hundred sixty-one thousand, forty-six".