1241425401389 has 2 divisors, whose sum is σ = 1241425401390. Its totient is φ = 1241425401388.

The previous prime is 1241425401329. The next prime is 1241425401457. The reversal of 1241425401389 is 9831045241421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 971243757289 + 270181644100 = 985517^2 + 519790^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241425401389 - 2¹² = 1241425397293 is a prime.

It is a super-2 number, since 2×1241425401389² (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 (1241425401329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620712700694 + 620712700695.

It is an arithmetic number, because the mean of its divisors is an integer number (620712700695).

Almost surely, 2^{1241425401389} is an apocalyptic number.

It is an amenable number.

1241425401389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241425401389 is an equidigital number, since it uses as much as digits as its factorization.

1241425401389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 1241425401389 in words is "one trillion, two hundred forty-one billion, four hundred twenty-five million, four hundred one thousand, three hundred eighty-nine".