133161262 has 16 divisors (see below), whose sum is σ = 215379360. Its totient is φ = 61381152.

The previous prime is 133161257. The next prime is 133161263. The reversal of 133161262 is 262161331.

133161262 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133161263) 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, 21108 + ... + 26680.

It is an arithmetic number, because the mean of its divisors is an integer number (13461210).

Almost surely, 2^133161262 is an apocalyptic number.

133161262 is a deficient number, since it is larger than the sum of its proper divisors (82218098).

133161262 is a wasteful number, since it uses less digits than its factorization.

133161262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6507.

The product of its digits is 1296, while the sum is 25.

The square root of 133161262 is about 11539.5520710294. The cubic root of 133161262 is about 510.6530938461.

The spelling of 133161262 in words is "one hundred thirty-three million, one hundred sixty-one thousand, two hundred sixty-two".