134625641 has 4 divisors (see below), whose sum is σ = 134651472. Its totient is φ = 134599812.

The previous prime is 134625619. The next prime is 134625643. The reversal of 134625641 is 146526431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134625641 - 2⁶ = 134625577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134625598 and 134625607.

It is not an unprimeable number, because it can be changed into a prime (134625643) 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 3 ways as a sum of consecutive naturals, for example, 2051 + ... + 16536.

It is an arithmetic number, because the mean of its divisors is an integer number (33662868).

Almost surely, 2^134625641 is an apocalyptic number.

It is an amenable number.

134625641 is a deficient number, since it is larger than the sum of its proper divisors (25831).

134625641 is an equidigital number, since it uses as much as digits as its factorization.

134625641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25830.

The product of its digits is 17280, while the sum is 32.

The square root of 134625641 is about 11602.8290084789. The cubic root of 134625641 is about 512.5181636236.

The spelling of 134625641 in words is "one hundred thirty-four million, six hundred twenty-five thousand, six hundred forty-one".