202107137 has 2 divisors, whose sum is σ = 202107138. Its totient is φ = 202107136.

The previous prime is 202107131. The next prime is 202107149. The reversal of 202107137 is 731701202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101626561 + 100480576 = 10081^2 + 10024^2 .

It is a cyclic number.

It is not a de Polignac number, because 202107137 - 2⁴ = 202107121 is a prime.

It is not a weakly prime, because it can be changed into another prime (202107131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101053568 + 101053569.

It is an arithmetic number, because the mean of its divisors is an integer number (101053569).

Almost surely, 2^202107137 is an apocalyptic number.

It is an amenable number.

202107137 is a deficient number, since it is larger than the sum of its proper divisors (1).

202107137 is an equidigital number, since it uses as much as digits as its factorization.

202107137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 202107137 is about 14216.4389704314. The cubic root of 202107137 is about 586.8501456000.

Adding to 202107137 its reverse (731701202), we get a palindrome (933808339).

The spelling of 202107137 in words is "two hundred two million, one hundred seven thousand, one hundred thirty-seven".