137744071 has 2 divisors, whose sum is σ = 137744072. Its totient is φ = 137744070.

The previous prime is 137744041. The next prime is 137744083. The reversal of 137744071 is 170447731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137744071 - 2¹³ = 137735879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137744041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68872035 + 68872036.

It is an arithmetic number, because the mean of its divisors is an integer number (68872036).

Almost surely, 2^137744071 is an apocalyptic number.

137744071 is a deficient number, since it is larger than the sum of its proper divisors (1).

137744071 is an equidigital number, since it uses as much as digits as its factorization.

137744071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 137744071 is about 11736.4420076955. The cubic root of 137744071 is about 516.4452707118.

The spelling of 137744071 in words is "one hundred thirty-seven million, seven hundred forty-four thousand, seventy-one".