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128632739099 is a prime number
BaseRepresentation
bin111011111001100011…
…0111101010100011011
3110022000122012012021012
41313303012331110123
54101414440122344
6135032034004135
712202432145654
oct1676306752433
9408018165235
10128632739099
114a609911847
1220b1aa1664b
13c18c849a07
146323a7a52b
15352ccd929e
hex1df31bd51b

128632739099 has 2 divisors, whose sum is σ = 128632739100. Its totient is φ = 128632739098.

The previous prime is 128632739069. The next prime is 128632739149. The reversal of 128632739099 is 990937236821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 128632739099 - 236 = 59913262363 is a prime.

It is a super-2 number, since 2×1286327390992 (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (128632739069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64316369549 + 64316369550.

It is an arithmetic number, because the mean of its divisors is an integer number (64316369550).

Almost surely, 2128632739099 is an apocalyptic number.

128632739099 is a deficient number, since it is larger than the sum of its proper divisors (1).

128632739099 is an equidigital number, since it uses as much as digits as its factorization.

128632739099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 128632739099 in words is "one hundred twenty-eight billion, six hundred thirty-two million, seven hundred thirty-nine thousand, ninety-nine".