133154342 has 16 divisors (see below), whose sum is σ = 207735360. Its totient is φ = 63955008.

The previous prime is 133154321. The next prime is 133154363. The reversal of 133154342 is 243451331.

It is an interprime number because it is at equal distance from previous prime (133154321) and next prime (133154363).

It is a congruent number.

It is an unprimeable number.

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, 5543 + ... + 17234.

It is an arithmetic number, because the mean of its divisors is an integer number (12983460).

Almost surely, 2^133154342 is an apocalyptic number.

133154342 is a deficient number, since it is larger than the sum of its proper divisors (74581018).

133154342 is a wasteful number, since it uses less digits than its factorization.

133154342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22895.

The product of its digits is 4320, while the sum is 26.

The square root of 133154342 is about 11539.2522288058. The cubic root of 133154342 is about 510.6442479787.

The spelling of 133154342 in words is "one hundred thirty-three million, one hundred fifty-four thousand, three hundred forty-two".