134472889 has 2 divisors, whose sum is σ = 134472890. Its totient is φ = 134472888.

The previous prime is 134472869. The next prime is 134472901. The reversal of 134472889 is 988274431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75690000 + 58782889 = 8700^2 + 7667^2 .

It is a cyclic number.

It is not a de Polignac number, because 134472889 - 2¹¹ = 134470841 is a prime.

It is not a weakly prime, because it can be changed into another prime (134472809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67236444 + 67236445.

It is an arithmetic number, because the mean of its divisors is an integer number (67236445).

Almost surely, 2^134472889 is an apocalyptic number.

It is an amenable number.

134472889 is a deficient number, since it is larger than the sum of its proper divisors (1).

134472889 is an equidigital number, since it uses as much as digits as its factorization.

134472889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 46.

The square root of 134472889 is about 11596.2446076305. The cubic root of 134472889 is about 512.3242486003.

The spelling of 134472889 in words is "one hundred thirty-four million, four hundred seventy-two thousand, eight hundred eighty-nine".