427005377453 has 2 divisors, whose sum is σ = 427005377454. Its totient is φ = 427005377452.

The previous prime is 427005377437. The next prime is 427005377467. The reversal of 427005377453 is 354773500724.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426987754249 + 17623204 = 653443^2 + 4198^2 .

It is a cyclic number.

It is not a de Polignac number, because 427005377453 - 2⁴ = 427005377437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 427005377398 and 427005377407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427005377413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213502688726 + 213502688727.

It is an arithmetic number, because the mean of its divisors is an integer number (213502688727).

Almost surely, 2^427005377453 is an apocalyptic number.

It is an amenable number.

427005377453 is a deficient number, since it is larger than the sum of its proper divisors (1).

427005377453 is an equidigital number, since it uses as much as digits as its factorization.

427005377453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2469600, while the sum is 47.

The spelling of 427005377453 in words is "four hundred twenty-seven billion, five million, three hundred seventy-seven thousand, four hundred fifty-three".