133212107747 has 2 divisors, whose sum is σ = 133212107748. Its totient is φ = 133212107746.

The previous prime is 133212107737. The next prime is 133212107807. The reversal of 133212107747 is 747701212331.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (747701212331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133212107747 - 2²⁸ = 132943672291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133212107747.

It is not a weakly prime, because it can be changed into another prime (133212107737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66606053873 + 66606053874.

It is an arithmetic number, because the mean of its divisors is an integer number (66606053874).

Almost surely, 2^133212107747 is an apocalyptic number.

133212107747 is a deficient number, since it is larger than the sum of its proper divisors (1).

133212107747 is an equidigital number, since it uses as much as digits as its factorization.

133212107747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 38.

The spelling of 133212107747 in words is "one hundred thirty-three billion, two hundred twelve million, one hundred seven thousand, seven hundred forty-seven".