202842151 has 2 divisors, whose sum is σ = 202842152. Its totient is φ = 202842150.

The previous prime is 202842139. The next prime is 202842161. The reversal of 202842151 is 151248202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202842151 is a prime.

It is a super-2 number, since 2×202842151² = 82289876444613602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202842131) 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, 101421075 + 101421076.

It is an arithmetic number, because the mean of its divisors is an integer number (101421076).

Almost surely, 2^202842151 is an apocalyptic number.

202842151 is a deficient number, since it is larger than the sum of its proper divisors (1).

202842151 is an equidigital number, since it uses as much as digits as its factorization.

202842151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 202842151 is about 14242.2663575710. The cubic root of 202842151 is about 587.5606948611.

The spelling of 202842151 in words is "two hundred two million, eight hundred forty-two thousand, one hundred fifty-one".