914243141342389 has 2 divisors, whose sum is σ = 914243141342390. Its totient is φ = 914243141342388.

The previous prime is 914243141342353. The next prime is 914243141342497. The reversal of 914243141342389 is 983243141342419.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 693825469881489 + 220417671460900 = 26340567^2 + 14846470^2 .

It is a cyclic number.

It is not a de Polignac number, because 914243141342389 - 2²¹ = 914243139245237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (914243141349389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457121570671194 + 457121570671195.

It is an arithmetic number, because the mean of its divisors is an integer number (457121570671195).

Almost surely, 2^{914243141342389} is an apocalyptic number.

It is an amenable number.

914243141342389 is a deficient number, since it is larger than the sum of its proper divisors (1).

914243141342389 is an equidigital number, since it uses as much as digits as its factorization.

914243141342389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17915904, while the sum is 58.

The spelling of 914243141342389 in words is "nine hundred fourteen trillion, two hundred forty-three billion, one hundred forty-one million, three hundred forty-two thousand, three hundred eighty-nine".