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125887033 is a prime number
BaseRepresentation
bin1111000000011…
…10001000111001
322202212201112201
413200032020321
5224211341113
620254110201
73056010406
oct740161071
9282781481
10125887033
1165072878
12361ab361
132010868c
1412a0d2ad
15b0b9cdd
hex780e239

125887033 has 2 divisors, whose sum is σ = 125887034. Its totient is φ = 125887032.

The previous prime is 125887007. The next prime is 125887049. The reversal of 125887033 is 330788521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113998329 + 11888704 = 10677^2 + 3448^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-125887033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125886983 and 125887001.

It is not a weakly prime, because it can be changed into another prime (125885033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62943516 + 62943517.

It is an arithmetic number, because the mean of its divisors is an integer number (62943517).

Almost surely, 2125887033 is an apocalyptic number.

It is an amenable number.

125887033 is a deficient number, since it is larger than the sum of its proper divisors (1).

125887033 is an equidigital number, since it uses as much as digits as its factorization.

125887033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 125887033 is about 11219.9390818311. The cubic root of 125887033 is about 501.1799240349.

The spelling of 125887033 in words is "one hundred twenty-five million, eight hundred eighty-seven thousand, thirty-three".