133412342 has 16 divisors (see below), whose sum is σ = 233023392. Its totient is φ = 56097600.

The previous prime is 133412333. The next prime is 133412347. The reversal of 133412342 is 243214331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133412347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89159 + ... + 90642.

It is an arithmetic number, because the mean of its divisors is an integer number (14563962).

Almost surely, 2^133412342 is an apocalyptic number.

133412342 is a deficient number, since it is larger than the sum of its proper divisors (99611050).

133412342 is a wasteful number, since it uses less digits than its factorization.

133412342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179863.

The product of its digits is 1728, while the sum is 23.

The square root of 133412342 is about 11550.4260527480. The cubic root of 133412342 is about 510.9738434815.

Adding to 133412342 its reverse (243214331), we get a palindrome (376626673).

The spelling of 133412342 in words is "one hundred thirty-three million, four hundred twelve thousand, three hundred forty-two".