133301426969 has 2 divisors, whose sum is σ = 133301426970. Its totient is φ = 133301426968.

The previous prime is 133301426893. The next prime is 133301426981. The reversal of 133301426969 is 969624103331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67104312025 + 66197114944 = 259045^2 + 257288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133301426969 is a prime.

It is a super-2 number, since 2×133301426969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133301426989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66650713484 + 66650713485.

It is an arithmetic number, because the mean of its divisors is an integer number (66650713485).

Almost surely, 2^133301426969 is an apocalyptic number.

It is an amenable number.

133301426969 is a deficient number, since it is larger than the sum of its proper divisors (1).

133301426969 is an equidigital number, since it uses as much as digits as its factorization.

133301426969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 629856, while the sum is 47.

The spelling of 133301426969 in words is "one hundred thirty-three billion, three hundred one million, four hundred twenty-six thousand, nine hundred sixty-nine".