1420750423369 has 2 divisors, whose sum is σ = 1420750423370. Its totient is φ = 1420750423368.

The previous prime is 1420750423271. The next prime is 1420750423373. The reversal of 1420750423369 is 9633240570241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1338676768144 + 82073655225 = 1157012^2 + 286485^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420750423369 - 2⁷ = 1420750423241 is a prime.

It is a super-2 number, since 2×1420750423369² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1420750423769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710375211684 + 710375211685.

It is an arithmetic number, because the mean of its divisors is an integer number (710375211685).

Almost surely, 2^{1420750423369} is an apocalyptic number.

It is an amenable number.

1420750423369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420750423369 is an equidigital number, since it uses as much as digits as its factorization.

1420750423369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 1420750423369 in words is "one trillion, four hundred twenty billion, seven hundred fifty million, four hundred twenty-three thousand, three hundred sixty-nine".