133501740 has 48 divisors (see below), whose sum is σ = 382929120. Its totient is φ = 34731520.

The previous prime is 133501681. The next prime is 133501769. The reversal of 133501740 is 47105331.

It is a self number, because there is not a number n which added to its sum of digits gives 133501740.

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, 24675 + ... + 29594.

It is an arithmetic number, because the mean of its divisors is an integer number (7977690).

Almost surely, 2^133501740 is an apocalyptic number.

133501740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133501740 is an abundant number, since it is smaller than the sum of its proper divisors (249427380).

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

133501740 is a wasteful number, since it uses less digits than its factorization.

133501740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54322 (or 54320 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 133501740 is about 11554.2953052101. The cubic root of 133501740 is about 511.0879504663.

The spelling of 133501740 in words is "one hundred thirty-three million, five hundred one thousand, seven hundred forty".