133865514 has 32 divisors (see below), whose sum is σ = 314979840. Its totient is φ = 41996736.

The previous prime is 133865491. The next prime is 133865521. The reversal of 133865514 is 415568331.

133865514 is a `hidden beast` number, since 133 + 8 + 6 + 5 + 514 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71994 + ... + 73829.

It is an arithmetic number, because the mean of its divisors is an integer number (9843120).

Almost surely, 2^133865514 is an apocalyptic number.

133865514 is an abundant number, since it is smaller than the sum of its proper divisors (181114326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133865514 is a wasteful number, since it uses less digits than its factorization.

133865514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145851 (or 145845 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 133865514 is about 11570.0265341096. The cubic root of 133865514 is about 511.5517444062.

The spelling of 133865514 in words is "one hundred thirty-three million, eight hundred sixty-five thousand, five hundred fourteen".