133741031 has 2 divisors, whose sum is σ = 133741032. Its totient is φ = 133741030.

The previous prime is 133740979. The next prime is 133741043. The reversal of 133741031 is 130147331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133741031 - 2⁶ = 133740967 is a prime.

It is a super-2 number, since 2×133741031² = 35773326745885922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 133740988 and 133741006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133741061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66870515 + 66870516.

It is an arithmetic number, because the mean of its divisors is an integer number (66870516).

Almost surely, 2^133741031 is an apocalyptic number.

133741031 is a deficient number, since it is larger than the sum of its proper divisors (1).

133741031 is an equidigital number, since it uses as much as digits as its factorization.

133741031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 133741031 is about 11564.6457360353. The cubic root of 133741031 is about 511.3931293832.

Adding to 133741031 its reverse (130147331), we get a palindrome (263888362).

The spelling of 133741031 in words is "one hundred thirty-three million, seven hundred forty-one thousand, thirty-one".