3706940137 has 2 divisors, whose sum is σ = 3706940138. Its totient is φ = 3706940136.

The previous prime is 3706940131. The next prime is 3706940161. The reversal of 3706940137 is 7310496073.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2737800976 + 969139161 = 52324^2 + 31131^2 .

It is a cyclic number.

It is not a de Polignac number, because 3706940137 - 2³ = 3706940129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3706940137.

It is not a weakly prime, because it can be changed into another prime (3706940131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1853470068 + 1853470069.

It is an arithmetic number, because the mean of its divisors is an integer number (1853470069).

Almost surely, 2^3706940137 is an apocalyptic number.

It is an amenable number.

3706940137 is a deficient number, since it is larger than the sum of its proper divisors (1).

3706940137 is an equidigital number, since it uses as much as digits as its factorization.

3706940137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 3706940137 is about 60884.6461515545. The cubic root of 3706940137 is about 1547.6468124446.

The spelling of 3706940137 in words is "three billion, seven hundred six million, nine hundred forty thousand, one hundred thirty-seven".