1235398048847 has 2 divisors, whose sum is σ = 1235398048848. Its totient is φ = 1235398048846.

The previous prime is 1235398048813. The next prime is 1235398048901. The reversal of 1235398048847 is 7488408935321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1235398048847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1235398048847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1235398048147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617699024423 + 617699024424.

It is an arithmetic number, because the mean of its divisors is an integer number (617699024424).

Almost surely, 2^{1235398048847} is an apocalyptic number.

1235398048847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235398048847 is an equidigital number, since it uses as much as digits as its factorization.

1235398048847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 1235398048847 in words is "one trillion, two hundred thirty-five billion, three hundred ninety-eight million, forty-eight thousand, eight hundred forty-seven".