133540130 has 8 divisors (see below), whose sum is σ = 240372252. Its totient is φ = 53416048.

The previous prime is 133540103. The next prime is 133540177. The reversal of 133540130 is 31045331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 122257249 + 11282881 = 11057^2 + 3359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6676997 + ... + 6677016.

Almost surely, 2^133540130 is an apocalyptic number.

133540130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133540130 is a deficient number, since it is larger than the sum of its proper divisors (106832122).

133540130 is a wasteful number, since it uses less digits than its factorization.

133540130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13354020.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 133540130 is about 11555.9564727460. The cubic root of 133540130 is about 511.1369355607.

Adding to 133540130 its reverse (31045331), we get a palindrome (164585461).

The spelling of 133540130 in words is "one hundred thirty-three million, five hundred forty thousand, one hundred thirty".