140836134 has 16 divisors (see below), whose sum is σ = 289285488. Its totient is φ = 45676512.

The previous prime is 140836103. The next prime is 140836159. The reversal of 140836134 is 431638041.

140836134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316977 + ... + 317420.

It is an arithmetic number, because the mean of its divisors is an integer number (18080343).

Almost surely, 2^140836134 is an apocalyptic number.

140836134 is an abundant number, since it is smaller than the sum of its proper divisors (148449354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140836134 is a wasteful number, since it uses less digits than its factorization.

140836134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634439.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 140836134 is about 11867.4400777927. The cubic root of 140836134 is about 520.2810783160.

The spelling of 140836134 in words is "one hundred forty million, eight hundred thirty-six thousand, one hundred thirty-four".