133470715 has 16 divisors (see below), whose sum is σ = 183257280. Its totient is φ = 91416960.

The previous prime is 133470713. The next prime is 133470751. The reversal of 133470715 is 517074331.

It is not a de Polignac number, because 133470715 - 2¹ = 133470713 is a prime.

It is a super-2 number, since 2×133470715² = 35628863525222450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133470713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39721 + ... + 42949.

It is an arithmetic number, because the mean of its divisors is an integer number (11453580).

Almost surely, 2^133470715 is an apocalyptic number.

133470715 is a deficient number, since it is larger than the sum of its proper divisors (49786565).

133470715 is a wasteful number, since it uses less digits than its factorization.

133470715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4422.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 133470715 is about 11552.9526528935. The cubic root of 133470715 is about 511.0483561456.

The spelling of 133470715 in words is "one hundred thirty-three million, four hundred seventy thousand, seven hundred fifteen".