140985134 has 4 divisors (see below), whose sum is σ = 211477704. Its totient is φ = 70492566.

The previous prime is 140985121. The next prime is 140985137. The reversal of 140985134 is 431589041.

140985134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431589041 = 13 ⋅33199157.

It is a junction number, because it is equal to n+sod(n) for n = 140985094 and 140985103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140985137) 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 as a sum of consecutive naturals, namely, 35246282 + ... + 35246285.

It is an arithmetic number, because the mean of its divisors is an integer number (52869426).

Almost surely, 2^140985134 is an apocalyptic number.

140985134 is a deficient number, since it is larger than the sum of its proper divisors (70492570).

140985134 is an equidigital number, since it uses as much as digits as its factorization.

140985134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70492569.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 140985134 is about 11873.7160990147. The cubic root of 140985134 is about 520.4644937412.

The spelling of 140985134 in words is "one hundred forty million, nine hundred eighty-five thousand, one hundred thirty-four".