134761819 has 8 divisors (see below), whose sum is σ = 135969120. Its totient is φ = 133559616.

The previous prime is 134761817. The next prime is 134761829. The reversal of 134761819 is 918167431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134761819 - 2¹ = 134761817 is a prime.

It is a super-2 number, since 2×134761819² = 36321495720377522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134761817) 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 7 ways as a sum of consecutive naturals, for example, 67317 + ... + 69289.

It is an arithmetic number, because the mean of its divisors is an integer number (16996140).

Almost surely, 2^134761819 is an apocalyptic number.

134761819 is a deficient number, since it is larger than the sum of its proper divisors (1207301).

134761819 is a wasteful number, since it uses less digits than its factorization.

134761819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2549.

The product of its digits is 36288, while the sum is 40.

The square root of 134761819 is about 11608.6958354503. The cubic root of 134761819 is about 512.6909147140.

The spelling of 134761819 in words is "one hundred thirty-four million, seven hundred sixty-one thousand, eight hundred nineteen".