133761705 has 32 divisors (see below), whose sum is σ = 266830848. Its totient is φ = 55588800.

The previous prime is 133761679. The next prime is 133761737. The reversal of 133761705 is 507167331.

It is not a de Polignac number, because 133761705 - 2¹² = 133757609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56751 + ... + 59060.

It is an arithmetic number, because the mean of its divisors is an integer number (8338464).

Almost surely, 2^133761705 is an apocalyptic number.

133761705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133761705 is a deficient number, since it is larger than the sum of its proper divisors (133069143).

133761705 is a wasteful number, since it uses less digits than its factorization.

133761705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115837.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 133761705 is about 11565.5395464284. The cubic root of 133761705 is about 511.4194788058.

The spelling of 133761705 in words is "one hundred thirty-three million, seven hundred sixty-one thousand, seven hundred five".