1450964772857 has 2 divisors, whose sum is σ = 1450964772858. Its totient is φ = 1450964772856.

The previous prime is 1450964772853. The next prime is 1450964772883. The reversal of 1450964772857 is 7582774690541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1448354482576 + 2610290281 = 1203476^2 + 51091^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450964772857 - 2² = 1450964772853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1450964772793 and 1450964772802.

It is not a weakly prime, because it can be changed into another prime (1450964772853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725482386428 + 725482386429.

It is an arithmetic number, because the mean of its divisors is an integer number (725482386429).

Almost surely, 2^{1450964772857} is an apocalyptic number.

It is an amenable number.

1450964772857 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450964772857 is an equidigital number, since it uses as much as digits as its factorization.

1450964772857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118540800, while the sum is 65.

The spelling of 1450964772857 in words is "one trillion, four hundred fifty billion, nine hundred sixty-four million, seven hundred seventy-two thousand, eight hundred fifty-seven".