137671733 has 2 divisors, whose sum is σ = 137671734. Its totient is φ = 137671732.

The previous prime is 137671673. The next prime is 137671741. The reversal of 137671733 is 337176731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136585969 + 1085764 = 11687^2 + 1042^2 .

It is a cyclic number.

It is not a de Polignac number, because 137671733 - 2⁸ = 137671477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137671753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68835866 + 68835867.

It is an arithmetic number, because the mean of its divisors is an integer number (68835867).

Almost surely, 2^137671733 is an apocalyptic number.

It is an amenable number.

137671733 is a deficient number, since it is larger than the sum of its proper divisors (1).

137671733 is an equidigital number, since it uses as much as digits as its factorization.

137671733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55566, while the sum is 38.

The square root of 137671733 is about 11733.3598342504. The cubic root of 137671733 is about 516.3548490106.

The spelling of 137671733 in words is "one hundred thirty-seven million, six hundred seventy-one thousand, seven hundred thirty-three".