355321451453 has 2 divisors, whose sum is σ = 355321451454. Its totient is φ = 355321451452.

The previous prime is 355321451449. The next prime is 355321451477. The reversal of 355321451453 is 354154123553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311902144324 + 43419307129 = 558482^2 + 208373^2 .

It is a cyclic number.

It is not a de Polignac number, because 355321451453 - 2² = 355321451449 is a prime.

It is a super-2 number, since 2×355321451453² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 355321451453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355321451483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177660725726 + 177660725727.

It is an arithmetic number, because the mean of its divisors is an integer number (177660725727).

Almost surely, 2^355321451453 is an apocalyptic number.

It is an amenable number.

355321451453 is a deficient number, since it is larger than the sum of its proper divisors (1).

355321451453 is an equidigital number, since it uses as much as digits as its factorization.

355321451453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540000, while the sum is 41.

The spelling of 355321451453 in words is "three hundred fifty-five billion, three hundred twenty-one million, four hundred fifty-one thousand, four hundred fifty-three".