453727417397 has 2 divisors, whose sum is σ = 453727417398. Its totient is φ = 453727417396.

The previous prime is 453727417387. The next prime is 453727417399. The reversal of 453727417397 is 793714727354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315764201041 + 137963216356 = 561929^2 + 371434^2 .

It is a cyclic number.

It is not a de Polignac number, because 453727417397 - 2⁶ = 453727417333 is a prime.

Together with 453727417399, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453727417399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226863708698 + 226863708699.

It is an arithmetic number, because the mean of its divisors is an integer number (226863708699).

Almost surely, 2^453727417397 is an apocalyptic number.

It is an amenable number.

453727417397 is a deficient number, since it is larger than the sum of its proper divisors (1).

453727417397 is an equidigital number, since it uses as much as digits as its factorization.

453727417397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31116960, while the sum is 59.

The spelling of 453727417397 in words is "four hundred fifty-three billion, seven hundred twenty-seven million, four hundred seventeen thousand, three hundred ninety-seven".