1455192378253 has 2 divisors, whose sum is σ = 1455192378254. Its totient is φ = 1455192378252.

The previous prime is 1455192378239. The next prime is 1455192378293. The reversal of 1455192378253 is 3528732915541.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1347126992964 + 108065385289 = 1160658^2 + 328733^2 .

It is an emirp because it is prime and its reverse (3528732915541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1455192378253 - 2¹³ = 1455192370061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1455192378194 and 1455192378203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1455192378293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727596189126 + 727596189127.

It is an arithmetic number, because the mean of its divisors is an integer number (727596189127).

Almost surely, 2^{1455192378253} is an apocalyptic number.

It is an amenable number.

1455192378253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1455192378253 is an equidigital number, since it uses as much as digits as its factorization.

1455192378253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072000, while the sum is 55.

The spelling of 1455192378253 in words is "one trillion, four hundred fifty-five billion, one hundred ninety-two million, three hundred seventy-eight thousand, two hundred fifty-three".