133977130 has 16 divisors (see below), whose sum is σ = 275610240. Its totient is φ = 45934992.

The previous prime is 133977091. The next prime is 133977131. The reversal of 133977130 is 31779331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (133977131) 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, 956910 + ... + 957049.

It is an arithmetic number, because the mean of its divisors is an integer number (17225640).

Almost surely, 2^133977130 is an apocalyptic number.

133977130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133977130 is an abundant number, since it is smaller than the sum of its proper divisors (141633110).

133977130 is a wasteful number, since it uses less digits than its factorization.

133977130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913973.

The product of its (nonzero) digits is 11907, while the sum is 34.

The square root of 133977130 is about 11574.8490270932. The cubic root of 133977130 is about 511.6938808336.

The spelling of 133977130 in words is "one hundred thirty-three million, nine hundred seventy-seven thousand, one hundred thirty".