202752091 has 2 divisors, whose sum is σ = 202752092. Its totient is φ = 202752090.

The previous prime is 202752049. The next prime is 202752113. The reversal of 202752091 is 190257202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202752091 - 2²⁷ = 68534363 is a prime.

It is a super-2 number, since 2×202752091² = 82216820809744562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202752001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101376045 + 101376046.

It is an arithmetic number, because the mean of its divisors is an integer number (101376046).

Almost surely, 2^202752091 is an apocalyptic number.

202752091 is a deficient number, since it is larger than the sum of its proper divisors (1).

202752091 is an equidigital number, since it uses as much as digits as its factorization.

202752091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 202752091 is about 14239.1042906497. The cubic root of 202752091 is about 587.4737248548.

It can be divided in two parts, 20275 and 2091, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 202752091 in words is "two hundred two million, seven hundred fifty-two thousand, ninety-one".