202015061 has 2 divisors, whose sum is σ = 202015062. Its totient is φ = 202015060.

The previous prime is 202015043. The next prime is 202015081. The reversal of 202015061 is 160510202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129254161 + 72760900 = 11369^2 + 8530^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202015061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202015081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101007530 + 101007531.

It is an arithmetic number, because the mean of its divisors is an integer number (101007531).

Almost surely, 2^202015061 is an apocalyptic number.

It is an amenable number.

202015061 is a deficient number, since it is larger than the sum of its proper divisors (1).

202015061 is an equidigital number, since it uses as much as digits as its factorization.

202015061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 202015061 is about 14213.2002378071. The cubic root of 202015061 is about 586.7610129703.

Adding to 202015061 its reverse (160510202), we get a palindrome (362525263).

The spelling of 202015061 in words is "two hundred two million, fifteen thousand, sixty-one".