134407755 has 20 divisors (see below), whose sum is σ = 240939072. Its totient is φ = 71683920.

The previous prime is 134407753. The next prime is 134407771. The reversal of 134407755 is 557704431.

It is a happy number.

It is not a de Polignac number, because 134407755 - 2¹ = 134407753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134407751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 165531 + ... + 166340.

Almost surely, 2^134407755 is an apocalyptic number.

134407755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134407755 is a deficient number, since it is larger than the sum of its proper divisors (106531317).

134407755 is an equidigital number, since it uses as much as digits as its factorization.

134407755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331888 (or 331879 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 134407755 is about 11593.4358582777. The cubic root of 134407755 is about 512.2415178803.

The spelling of 134407755 in words is "one hundred thirty-four million, four hundred seven thousand, seven hundred fifty-five".