133345694 has 16 divisors (see below), whose sum is σ = 211510656. Its totient is φ = 62947200.

The previous prime is 133345691. The next prime is 133345711. The reversal of 133345694 is 496543331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133345691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23687 + ... + 28770.

It is an arithmetic number, because the mean of its divisors is an integer number (13219416).

Almost surely, 2^133345694 is an apocalyptic number.

133345694 is a deficient number, since it is larger than the sum of its proper divisors (78164962).

133345694 is a wasteful number, since it uses less digits than its factorization.

133345694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52531.

The product of its digits is 116640, while the sum is 38.

The square root of 133345694 is about 11547.5406039555. The cubic root of 133345694 is about 510.8887412670. Note that the first 3 decimals are identical.

The spelling of 133345694 in words is "one hundred thirty-three million, three hundred forty-five thousand, six hundred ninety-four".