140786847 has 6 divisors (see below), whose sum is σ = 203358792. Its totient is φ = 93857892.

The previous prime is 140786831. The next prime is 140786857. The reversal of 140786847 is 748687041.

140786847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140786847 - 2⁴ = 140786831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140786857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7821483 + ... + 7821500.

It is an arithmetic number, because the mean of its divisors is an integer number (33893132).

Almost surely, 2^140786847 is an apocalyptic number.

140786847 is a deficient number, since it is larger than the sum of its proper divisors (62571945).

140786847 is a wasteful number, since it uses less digits than its factorization.

140786847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15642989 (or 15642986 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The square root of 140786847 is about 11865.3633319844. The cubic root of 140786847 is about 520.2203787292.

The spelling of 140786847 in words is "one hundred forty million, seven hundred eighty-six thousand, eight hundred forty-seven".