134587473 has 4 divisors (see below), whose sum is σ = 179449968. Its totient is φ = 89724980.

The previous prime is 134587459. The next prime is 134587477. The reversal of 134587473 is 374785431.

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 134587473 - 2⁴ = 134587457 is a prime.

It is a super-2 number, since 2×134587473² = 36227575777051458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134587477) 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, 22431243 + ... + 22431248.

It is an arithmetic number, because the mean of its divisors is an integer number (44862492).

Almost surely, 2^134587473 is an apocalyptic number.

It is an amenable number.

134587473 is a deficient number, since it is larger than the sum of its proper divisors (44862495).

134587473 is an equidigital number, since it uses as much as digits as its factorization.

134587473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44862494.

The product of its digits is 282240, while the sum is 42.

The square root of 134587473 is about 11601.1841205973. The cubic root of 134587473 is about 512.4697240096.

The spelling of 134587473 in words is "one hundred thirty-four million, five hundred eighty-seven thousand, four hundred seventy-three".