935947893109 has 2 divisors, whose sum is σ = 935947893110. Its totient is φ = 935947893108.

The previous prime is 935947893079. The next prime is 935947893137. The reversal of 935947893109 is 901398749539.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 644202074884 + 291745818225 = 802622^2 + 540135^2 .

It is a cyclic number.

It is not a de Polignac number, because 935947893109 - 2⁹ = 935947892597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (935947893169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 467973946554 + 467973946555.

It is an arithmetic number, because the mean of its divisors is an integer number (467973946555).

Almost surely, 2^935947893109 is an apocalyptic number.

It is an amenable number.

935947893109 is a deficient number, since it is larger than the sum of its proper divisors (1).

935947893109 is an equidigital number, since it uses as much as digits as its factorization.

935947893109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 66134880, while the sum is 67.

The spelling of 935947893109 in words is "nine hundred thirty-five billion, nine hundred forty-seven million, eight hundred ninety-three thousand, one hundred nine".