107971261 has 2 divisors, whose sum is σ = 107971262. Its totient is φ = 107971260.

The previous prime is 107971249. The next prime is 107971313. The reversal of 107971261 is 162179701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64160100 + 43811161 = 8010^2 + 6619^2 .

It is a cyclic number.

It is not a de Polignac number, because 107971261 - 2¹³ = 107963069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107971561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53985630 + 53985631.

It is an arithmetic number, because the mean of its divisors is an integer number (53985631).

Almost surely, 2^107971261 is an apocalyptic number.

It is an amenable number.

107971261 is a deficient number, since it is larger than the sum of its proper divisors (1).

107971261 is an equidigital number, since it uses as much as digits as its factorization.

107971261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 34.

The square root of 107971261 is about 10390.9220476337. The cubic root of 107971261 is about 476.1780708071.

The spelling of 107971261 in words is "one hundred seven million, nine hundred seventy-one thousand, two hundred sixty-one".