134587477 has 2 divisors, whose sum is σ = 134587478. Its totient is φ = 134587476.

The previous prime is 134587459. The next prime is 134587501. The reversal of 134587477 is 774785431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134351281 + 236196 = 11591^2 + 486^2 .

It is a cyclic number.

It is not a de Polignac number, because 134587477 - 2¹⁵ = 134554709 is a prime.

It is a super-2 number, since 2×134587477² = 36227577930451058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134587417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67293738 + 67293739.

It is an arithmetic number, because the mean of its divisors is an integer number (67293739).

Almost surely, 2^134587477 is an apocalyptic number.

It is an amenable number.

134587477 is a deficient number, since it is larger than the sum of its proper divisors (1).

134587477 is an equidigital number, since it uses as much as digits as its factorization.

134587477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 658560, while the sum is 46.

The square root of 134587477 is about 11601.1842929935. The cubic root of 134587477 is about 512.4697290866.

The spelling of 134587477 in words is "one hundred thirty-four million, five hundred eighty-seven thousand, four hundred seventy-seven".