134572461 has 4 divisors (see below), whose sum is σ = 179429952. Its totient is φ = 89714972.

The previous prime is 134572453. The next prime is 134572469. The reversal of 134572461 is 164275431.

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 an interprime number because it is at equal distance from previous prime (134572453) and next prime (134572469).

It is a cyclic number.

It is not a de Polignac number, because 134572461 - 2³ = 134572453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134572469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22428741 + ... + 22428746.

It is an arithmetic number, because the mean of its divisors is an integer number (44857488).

Almost surely, 2^134572461 is an apocalyptic number.

It is an amenable number.

134572461 is a deficient number, since it is larger than the sum of its proper divisors (44857491).

134572461 is an equidigital number, since it uses as much as digits as its factorization.

134572461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44857490.

The product of its digits is 20160, while the sum is 33.

The square root of 134572461 is about 11600.5370996347. The cubic root of 134572461 is about 512.4506695331.

The spelling of 134572461 in words is "one hundred thirty-four million, five hundred seventy-two thousand, four hundred sixty-one".