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125118029 is a prime number
BaseRepresentation
bin1110111010100…
…10011001001101
322201102122200002
413131102121031
5224012234104
620225414045
73046325411
oct735223115
9281378602
10125118029
1164698033
1235a9a325
131cbc964a
141288cd41
15aeb701e
hex775264d

125118029 has 2 divisors, whose sum is σ = 125118030. Its totient is φ = 125118028.

The previous prime is 125118023. The next prime is 125118083. The reversal of 125118029 is 920811521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121110025 + 4008004 = 11005^2 + 2002^2 .

It is a cyclic number.

It is not a de Polignac number, because 125118029 - 24 = 125118013 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 125117992 and 125118010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125118023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62559014 + 62559015.

It is an arithmetic number, because the mean of its divisors is an integer number (62559015).

Almost surely, 2125118029 is an apocalyptic number.

It is an amenable number.

125118029 is a deficient number, since it is larger than the sum of its proper divisors (1).

125118029 is an equidigital number, since it uses as much as digits as its factorization.

125118029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 125118029 is about 11185.6170594205. The cubic root of 125118029 is about 500.1573224941.

The spelling of 125118029 in words is "one hundred twenty-five million, one hundred eighteen thousand, twenty-nine".