134746669 has 4 divisors (see below), whose sum is σ = 134773920. Its totient is φ = 134719420.

The previous prime is 134746643. The next prime is 134746679. The reversal of 134746669 is 966647431.

It is a happy number.

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 134746669 - 2¹⁷ = 134615597 is a prime.

It is a super-2 number, since 2×134746669² = 36313329613191122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134746639) 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, 3889 + ... + 16870.

It is an arithmetic number, because the mean of its divisors is an integer number (33693480).

Almost surely, 2^134746669 is an apocalyptic number.

It is an amenable number.

134746669 is a deficient number, since it is larger than the sum of its proper divisors (27251).

134746669 is an equidigital number, since it uses as much as digits as its factorization.

134746669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27250.

The product of its digits is 653184, while the sum is 46.

The square root of 134746669 is about 11608.0432890302. The cubic root of 134746669 is about 512.6717016597.

The spelling of 134746669 in words is "one hundred thirty-four million, seven hundred forty-six thousand, six hundred sixty-nine".