134468890 has 36 divisors (see below), whose sum is σ = 256784094. Its totient is φ = 50692608.

The previous prime is 134468863. The next prime is 134468903. The reversal of 134468890 is 98864431.

It can be written as a sum of positive squares in 3 ways, for example, as 74080449 + 60388441 = 8607^2 + 7771^2 .

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 696634 + ... + 696826.

Almost surely, 2^134468890 is an apocalyptic number.

134468890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134468890 is a deficient number, since it is larger than the sum of its proper divisors (122315204).

134468890 is an equidigital number, since it uses as much as digits as its factorization.

134468890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 134468890 is about 11596.0721798374. The cubic root of 134468890 is about 512.3191699930.

The spelling of 134468890 in words is "one hundred thirty-four million, four hundred sixty-eight thousand, eight hundred ninety".