53420197147 has 2 divisors, whose sum is σ = 53420197148. Its totient is φ = 53420197146.

The previous prime is 53420197123. The next prime is 53420197183. The reversal of 53420197147 is 74179102435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53420197147 - 2¹¹ = 53420195099 is a prime.

It is not a weakly prime, because it can be changed into another prime (53420147147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26710098573 + 26710098574.

It is an arithmetic number, because the mean of its divisors is an integer number (26710098574).

Almost surely, 2^53420197147 is an apocalyptic number.

53420197147 is a deficient number, since it is larger than the sum of its proper divisors (1).

53420197147 is an equidigital number, since it uses as much as digits as its factorization.

53420197147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 53420197147 in words is "fifty-three billion, four hundred twenty million, one hundred ninety-seven thousand, one hundred forty-seven".