44139703 has 2 divisors, whose sum is σ = 44139704. Its totient is φ = 44139702.

The previous prime is 44139677. The next prime is 44139707. The reversal of 44139703 is 30793144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44139703 - 2⁵ = 44139671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44139707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22069851 + 22069852.

It is an arithmetic number, because the mean of its divisors is an integer number (22069852).

Almost surely, 2^44139703 is an apocalyptic number.

44139703 is a deficient number, since it is larger than the sum of its proper divisors (1).

44139703 is an equidigital number, since it uses as much as digits as its factorization.

44139703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 44139703 is about 6643.7717450256. The cubic root of 44139703 is about 353.4080753438.

The spelling of 44139703 in words is "forty-four million, one hundred thirty-nine thousand, seven hundred three".