4047045137 has 2 divisors, whose sum is σ = 4047045138. Its totient is φ = 4047045136.

The previous prime is 4047045131. The next prime is 4047045169. The reversal of 4047045137 is 7315407404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2235776656 + 1811268481 = 47284^2 + 42559^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4047045137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4047045097 and 4047045106.

It is not a weakly prime, because it can be changed into another prime (4047045131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2023522568 + 2023522569.

It is an arithmetic number, because the mean of its divisors is an integer number (2023522569).

Almost surely, 2^4047045137 is an apocalyptic number.

It is an amenable number.

4047045137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4047045137 is an equidigital number, since it uses as much as digits as its factorization.

4047045137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 4047045137 is about 63616.3904744681. The cubic root of 4047045137 is about 1593.6001038426.

The spelling of 4047045137 in words is "four billion, forty-seven million, forty-five thousand, one hundred thirty-seven".