1450212219961 has 2 divisors, whose sum is σ = 1450212219962. Its totient is φ = 1450212219960.

The previous prime is 1450212219947. The next prime is 1450212219979. The reversal of 1450212219961 is 1699122120541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1156495914025 + 293716305936 = 1075405^2 + 541956^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450212219961 - 2¹⁷ = 1450212088889 is a prime.

It is not a weakly prime, because it can be changed into another prime (1450212219061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725106109980 + 725106109981.

It is an arithmetic number, because the mean of its divisors is an integer number (725106109981).

Almost surely, 2^{1450212219961} is an apocalyptic number.

It is an amenable number.

1450212219961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450212219961 is an equidigital number, since it uses as much as digits as its factorization.

1450212219961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 43.

The spelling of 1450212219961 in words is "one trillion, four hundred fifty billion, two hundred twelve million, two hundred nineteen thousand, nine hundred sixty-one".