1351114726469 has 2 divisors, whose sum is σ = 1351114726470. Its totient is φ = 1351114726468.

The previous prime is 1351114726439. The next prime is 1351114726477. The reversal of 1351114726469 is 9646274111531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 935814390625 + 415300335844 = 967375^2 + 644438^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1351114726469 is a prime.

It is a super-2 number, since 2×1351114726469² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351114726439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675557363234 + 675557363235.

It is an arithmetic number, because the mean of its divisors is an integer number (675557363235).

Almost surely, 2^{1351114726469} is an apocalyptic number.

It is an amenable number.

1351114726469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351114726469 is an equidigital number, since it uses as much as digits as its factorization.

1351114726469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 50.

The spelling of 1351114726469 in words is "one trillion, three hundred fifty-one billion, one hundred fourteen million, seven hundred twenty-six thousand, four hundred sixty-nine".