139471116 has 24 divisors (see below), whose sum is σ = 325812480. Its totient is φ = 46436112.

The previous prime is 139471097. The next prime is 139471117. The reversal of 139471116 is 611174931.

139471116 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (139471117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4705 + ... + 17351.

It is an arithmetic number, because the mean of its divisors is an integer number (13575520).

Almost surely, 2^139471116 is an apocalyptic number.

It is an amenable number.

139471116 is an abundant number, since it is smaller than the sum of its proper divisors (186341364).

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

139471116 is a wasteful number, since it uses less digits than its factorization.

139471116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13573 (or 13571 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 139471116 is about 11809.7889904943. The cubic root of 139471116 is about 518.5947214931.

The spelling of 139471116 in words is "one hundred thirty-nine million, four hundred seventy-one thousand, one hundred sixteen".