153434964847 has 2 divisors, whose sum is σ = 153434964848. Its totient is φ = 153434964846.

The previous prime is 153434964779. The next prime is 153434964923. The reversal of 153434964847 is 748469434351.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 153434964847 - 2⁷ = 153434964719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153434964791 and 153434964800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153434364847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76717482423 + 76717482424.

It is an arithmetic number, because the mean of its divisors is an integer number (76717482424).

Almost surely, 2^153434964847 is an apocalyptic number.

153434964847 is a deficient number, since it is larger than the sum of its proper divisors (1).

153434964847 is an equidigital number, since it uses as much as digits as its factorization.

153434964847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34836480, while the sum is 58.

The spelling of 153434964847 in words is "one hundred fifty-three billion, four hundred thirty-four million, nine hundred sixty-four thousand, eight hundred forty-seven".