251340422541119 has 2 divisors, whose sum is σ = 251340422541120. Its totient is φ = 251340422541118.

The previous prime is 251340422541049. The next prime is 251340422541127. The reversal of 251340422541119 is 911145224043152.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-251340422541119 is a prime.

It is a super-2 number, since 2×251340422541119² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 251340422541119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (251340422541149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125670211270559 + 125670211270560.

It is an arithmetic number, because the mean of its divisors is an integer number (125670211270560).

Almost surely, 2^{251340422541119} is an apocalyptic number.

251340422541119 is a deficient number, since it is larger than the sum of its proper divisors (1).

251340422541119 is an equidigital number, since it uses as much as digits as its factorization.

251340422541119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 251340422541119 in words is "two hundred fifty-one trillion, three hundred forty billion, four hundred twenty-two million, five hundred forty-one thousand, one hundred nineteen".