3907740139 has 4 divisors (see below), whose sum is σ = 4137607224. Its totient is φ = 3677873056.

The previous prime is 3907740107. The next prime is 3907740149. The reversal of 3907740139 is 9310477093.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9310477093 = 15013 ⋅620161.

It is a cyclic number.

It is not a de Polignac number, because 3907740139 - 2⁵ = 3907740107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3907740095 and 3907740104.

It is not an unprimeable number, because it can be changed into a prime (3907740149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114933517 + ... + 114933550.

It is an arithmetic number, because the mean of its divisors is an integer number (1034401806).

Almost surely, 2^3907740139 is an apocalyptic number.

3907740139 is a deficient number, since it is larger than the sum of its proper divisors (229867085).

3907740139 is a wasteful number, since it uses less digits than its factorization.

3907740139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229867084.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 3907740139 is about 62511.9199753135. The cubic root of 3907740139 is about 1575.1015490416.

The spelling of 3907740139 in words is "three billion, nine hundred seven million, seven hundred forty thousand, one hundred thirty-nine".