139261014 has 12 divisors (see below), whose sum is σ = 301732236. Its totient is φ = 46420332.

The previous prime is 139261009. The next prime is 139261019. The reversal of 139261014 is 410162931.

139261014 is a `hidden beast` number, since 1 + 39 + 2 + 610 + 14 = 666.

It is an interprime number because it is at equal distance from previous prime (139261009) and next prime (139261019).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139261019) 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 in 5 ways as a sum of consecutive naturals, for example, 3868344 + ... + 3868379.

It is an arithmetic number, because the mean of its divisors is an integer number (25144353).

Almost surely, 2^139261014 is an apocalyptic number.

139261014 is an abundant number, since it is smaller than the sum of its proper divisors (162471222).

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

139261014 is a wasteful number, since it uses less digits than its factorization.

139261014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7736731 (or 7736728 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 139261014 is about 11800.8903901358. The cubic root of 139261014 is about 518.3341835667.

The spelling of 139261014 in words is "one hundred thirty-nine million, two hundred sixty-one thousand, fourteen".