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34897195049 is a prime number
BaseRepresentation
bin100000100000000010…
…001111000000101001
310100002001020012001112
4200200002033000221
51032432140220144
624010452000105
72343533156303
oct404002170051
9110061205045
1034897195049
1113888614172
12691b000035
1333a1b3a552
1419909c8973
15d93a2499e
hex82008f029

34897195049 has 2 divisors, whose sum is σ = 34897195050. Its totient is φ = 34897195048.

The previous prime is 34897194961. The next prime is 34897195051. The reversal of 34897195049 is 94059179843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24384384025 + 10512811024 = 156155^2 + 102532^2 .

It is an emirp because it is prime and its reverse (94059179843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34897195049 - 220 = 34896146473 is a prime.

It is a super-2 number, since 2×348971950492 (a number of 22 digits) contains 22 as substring.

Together with 34897195051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34897195649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17448597524 + 17448597525.

It is an arithmetic number, because the mean of its divisors is an integer number (17448597525).

Almost surely, 234897195049 is an apocalyptic number.

It is an amenable number.

34897195049 is a deficient number, since it is larger than the sum of its proper divisors (1).

34897195049 is an equidigital number, since it uses as much as digits as its factorization.

34897195049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 34897195049 in words is "thirty-four billion, eight hundred ninety-seven million, one hundred ninety-five thousand, forty-nine".