134755819 has 8 divisors (see below), whose sum is σ = 147556080. Its totient is φ = 122047200.

The previous prime is 134755811. The next prime is 134755843. The reversal of 134755819 is 918557431.

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

It is not a de Polignac number, because 134755819 - 2³ = 134755811 is a prime.

It is a super-2 number, since 2×134755819² = 36318261508721522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134755811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19812 + ... + 25729.

It is an arithmetic number, because the mean of its divisors is an integer number (18444510).

Almost surely, 2^134755819 is an apocalyptic number.

134755819 is a deficient number, since it is larger than the sum of its proper divisors (12800261).

134755819 is a wasteful number, since it uses less digits than its factorization.

134755819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45821.

The product of its digits is 151200, while the sum is 43.

The square root of 134755819 is about 11608.4374056115. The cubic root of 134755819 is about 512.6833057558.

It can be divided in two parts, 13475 and 5819, that multiplied together give a square (78411025 = 8855²).

The spelling of 134755819 in words is "one hundred thirty-four million, seven hundred fifty-five thousand, eight hundred nineteen".