133419031 has 2 divisors, whose sum is σ = 133419032. Its totient is φ = 133419030.

The previous prime is 133419019. The next prime is 133419059. The reversal of 133419031 is 130914331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133419031 - 2¹³ = 133410839 is a prime.

It is a super-2 number, since 2×133419031² = 35601275665957922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133418987 and 133419005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133419331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66709515 + 66709516.

It is an arithmetic number, because the mean of its divisors is an integer number (66709516).

Almost surely, 2^133419031 is an apocalyptic number.

133419031 is a deficient number, since it is larger than the sum of its proper divisors (1).

133419031 is an equidigital number, since it uses as much as digits as its factorization.

133419031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 133419031 is about 11550.7156055372. The cubic root of 133419031 is about 510.9823830386.

The spelling of 133419031 in words is "one hundred thirty-three million, four hundred nineteen thousand, thirty-one".