2067749137 has 2 divisors, whose sum is σ = 2067749138. Its totient is φ = 2067749136.

The previous prime is 2067749113. The next prime is 2067749141. The reversal of 2067749137 is 7319477602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1536953616 + 530795521 = 39204^2 + 23039^2 .

It is a cyclic number.

It is not a de Polignac number, because 2067749137 - 2¹⁵ = 2067716369 is a prime.

It is not a weakly prime, because it can be changed into another prime (2067749837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033874568 + 1033874569.

It is an arithmetic number, because the mean of its divisors is an integer number (1033874569).

Almost surely, 2^2067749137 is an apocalyptic number.

It is an amenable number.

2067749137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2067749137 is an equidigital number, since it uses as much as digits as its factorization.

2067749137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 444528, while the sum is 46.

The square root of 2067749137 is about 45472.5096844236. The cubic root of 2067749137 is about 1273.9897956313.

The spelling of 2067749137 in words is "two billion, sixty-seven million, seven hundred forty-nine thousand, one hundred thirty-seven".