133950373 has 2 divisors, whose sum is σ = 133950374. Its totient is φ = 133950372.

The previous prime is 133950343. The next prime is 133950379. The reversal of 133950373 is 373059331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116251524 + 17698849 = 10782^2 + 4207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133950373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133950379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66975186 + 66975187.

It is an arithmetic number, because the mean of its divisors is an integer number (66975187).

Almost surely, 2^133950373 is an apocalyptic number.

It is an amenable number.

133950373 is a deficient number, since it is larger than the sum of its proper divisors (1).

133950373 is an equidigital number, since it uses as much as digits as its factorization.

133950373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515, while the sum is 34.

The square root of 133950373 is about 11573.6931443684. The cubic root of 133950373 is about 511.6598145600.

The spelling of 133950373 in words is "one hundred thirty-three million, nine hundred fifty thousand, three hundred seventy-three".