387137 has 2 divisors, whose sum is σ = 387138. Its totient is φ = 387136.

The previous prime is 387109. The next prime is 387151. The reversal of 387137 is 731783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234256 + 152881 = 484^2 + 391^2 .

It is a cyclic number.

It is not a de Polignac number, because 387137 - 2¹² = 383041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (387187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193568 + 193569.

It is an arithmetic number, because the mean of its divisors is an integer number (193569).

2³⁸⁷¹³⁷ is an apocalyptic number.

It is an amenable number.

387137 is a deficient number, since it is larger than the sum of its proper divisors (1).

387137 is an equidigital number, since it uses as much as digits as its factorization.

387137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 29.

The square root of 387137 is about 622.2033429676. The cubic root of 387137 is about 72.8822145090.

The spelling of 387137 in words is "three hundred eighty-seven thousand, one hundred thirty-seven".