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122714207 = 711313171
BaseRepresentation
bin1110101000001…
…11100001011111
322112220112020122
413110013201133
5222403323312
620102105155
73020024240
oct724074137
9275815218
10122714207
11632a6000
123511b1bb
131c567475
1412424cc7
15ab8eb72
hex750785f

122714207 has 16 divisors (see below), whose sum is σ = 154270464. Its totient is φ = 95614200.

The previous prime is 122714203. The next prime is 122714209. The reversal of 122714207 is 702417221.

It is not a de Polignac number, because 122714207 - 22 = 122714203 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122714201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2732 + ... + 15902.

It is an arithmetic number, because the mean of its divisors is an integer number (9641904).

Almost surely, 2122714207 is an apocalyptic number.

122714207 is a deficient number, since it is larger than the sum of its proper divisors (31556257).

122714207 is an equidigital number, since it uses as much as digits as its factorization.

122714207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13211 (or 13189 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 122714207 is about 11077.6444698320. The cubic root of 122714207 is about 496.9335076971.

The spelling of 122714207 in words is "one hundred twenty-two million, seven hundred fourteen thousand, two hundred seven".

Divisors: 1 7 11 77 121 847 1331 9317 13171 92197 144881 1014167 1593691 11155837 17530601 122714207