133977795 has 16 divisors (see below), whose sum is σ = 244988160. Its totient is φ = 61246944.

The previous prime is 133977773. The next prime is 133977817. The reversal of 133977795 is 597779331.

It is an interprime number because it is at equal distance from previous prime (133977773) and next prime (133977817).

It is not a de Polignac number, because 133977795 - 2⁵ = 133977763 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637885 + ... + 638094.

It is an arithmetic number, because the mean of its divisors is an integer number (15311760).

Almost surely, 2^133977795 is an apocalyptic number.

133977795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133977795 is a deficient number, since it is larger than the sum of its proper divisors (111010365).

133977795 is a wasteful number, since it uses less digits than its factorization.

133977795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275994.

The product of its digits is 1250235, while the sum is 51.

The square root of 133977795 is about 11574.8777531342. The cubic root of 133977795 is about 511.6947274355.

The spelling of 133977795 in words is "one hundred thirty-three million, nine hundred seventy-seven thousand, seven hundred ninety-five".