134407725 has 12 divisors (see below), whose sum is σ = 222220896. Its totient is φ = 71684080.

The previous prime is 134407697. The next prime is 134407727. The reversal of 134407725 is 527704431.

It is not a de Polignac number, because 134407725 - 2¹⁸ = 134145581 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134407727) 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 11 ways as a sum of consecutive naturals, for example, 895977 + ... + 896126.

It is an arithmetic number, because the mean of its divisors is an integer number (18518408).

Almost surely, 2^134407725 is an apocalyptic number.

134407725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134407725 is a deficient number, since it is larger than the sum of its proper divisors (87813171).

134407725 is a wasteful number, since it uses less digits than its factorization.

134407725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792116 (or 1792111 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 134407725 is about 11593.4345644421. The cubic root of 134407725 is about 512.2414797693.

The spelling of 134407725 in words is "one hundred thirty-four million, four hundred seven thousand, seven hundred twenty-five".