1453065128461 has 2 divisors, whose sum is σ = 1453065128462. Its totient is φ = 1453065128460.

The previous prime is 1453065128413. The next prime is 1453065128467. The reversal of 1453065128461 is 1648215603541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1144056995236 + 309008133225 = 1069606^2 + 555885^2 .

It is a cyclic number.

It is not a de Polignac number, because 1453065128461 - 2¹¹ = 1453065126413 is a prime.

It is a super-2 number, since 2×1453065128461² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1453065128467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726532564230 + 726532564231.

It is an arithmetic number, because the mean of its divisors is an integer number (726532564231).

Almost surely, 2^{1453065128461} is an apocalyptic number.

It is an amenable number.

1453065128461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453065128461 is an equidigital number, since it uses as much as digits as its factorization.

1453065128461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 1453065128461 in words is "one trillion, four hundred fifty-three billion, sixty-five million, one hundred twenty-eight thousand, four hundred sixty-one".