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252732541 is a prime number
BaseRepresentation
bin11110001000001…
…10010001111101
3122121120010212111
433010012101331
51004144420131
641024534021
76156122365
oct1704062175
9577503774
10252732541
1111a72a776
1270781311
134048b3a9
14257cb9a5
15172c3ab1
hexf10647d

252732541 has 2 divisors, whose sum is σ = 252732542. Its totient is φ = 252732540.

The previous prime is 252732527. The next prime is 252732551. The reversal of 252732541 is 145237252.

252732541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202464441 + 50268100 = 14229^2 + 7090^2 .

It is a cyclic number.

It is not a de Polignac number, because 252732541 - 217 = 252601469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252732551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126366270 + 126366271.

It is an arithmetic number, because the mean of its divisors is an integer number (126366271).

Almost surely, 2252732541 is an apocalyptic number.

It is an amenable number.

252732541 is a deficient number, since it is larger than the sum of its proper divisors (1).

252732541 is an equidigital number, since it uses as much as digits as its factorization.

252732541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 31.

The square root of 252732541 is about 15897.5639957825. The cubic root of 252732541 is about 632.2474037058.

Adding to 252732541 its reverse (145237252), we get a palindrome (397969793).

The spelling of 252732541 in words is "two hundred fifty-two million, seven hundred thirty-two thousand, five hundred forty-one".