134385751 has 4 divisors (see below), whose sum is σ = 134563104. Its totient is φ = 134208400.

The previous prime is 134385743. The next prime is 134385761. The reversal of 134385751 is 157583431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 157583431 = 3257 ⋅48383.

It is a cyclic number.

It is not a de Polignac number, because 134385751 - 2³ = 134385743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134385751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134385701) 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, 87535 + ... + 89056.

It is an arithmetic number, because the mean of its divisors is an integer number (33640776).

Almost surely, 2^134385751 is an apocalyptic number.

134385751 is a deficient number, since it is larger than the sum of its proper divisors (177353).

134385751 is an equidigital number, since it uses as much as digits as its factorization.

134385751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177352.

The product of its digits is 50400, while the sum is 37.

The square root of 134385751 is about 11592.4868341525. The cubic root of 134385751 is about 512.2135632000.

The spelling of 134385751 in words is "one hundred thirty-four million, three hundred eighty-five thousand, seven hundred fifty-one".