133266153 has 16 divisors (see below), whose sum is σ = 179493056. Its totient is φ = 87946560.

The previous prime is 133266143. The next prime is 133266181. The reversal of 133266153 is 351662331.

It is a happy number.

It is not a de Polignac number, because 133266153 - 2¹² = 133262057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133266153.

It is not an unprimeable number, because it can be changed into a prime (133266143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246063 + ... + 246603.

It is an arithmetic number, because the mean of its divisors is an integer number (11218316).

Almost surely, 2^133266153 is an apocalyptic number.

It is an amenable number.

133266153 is a deficient number, since it is larger than the sum of its proper divisors (46226903).

133266153 is a wasteful number, since it uses less digits than its factorization.

133266153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its digits is 9720, while the sum is 30.

The square root of 133266153 is about 11544.0960235092. The cubic root of 133266153 is about 510.7871389761.

The spelling of 133266153 in words is "one hundred thirty-three million, two hundred sixty-six thousand, one hundred fifty-three".