134898271225 has 81 divisors (see below), whose sum is σ = 185274300757. Its totient is φ = 97409858560.

The previous prime is 134898271223. The next prime is 134898271241. The reversal of 134898271225 is 522172898431.

The square root of 134898271225 is 367285.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 40 ways, for example, as 126108083689 + 8790187536 = 355117^2 + 93756^2 .

It is not a de Polignac number, because 134898271225 - 2¹ = 134898271223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134898271223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 905357451 + ... + 905357599.

Almost surely, 2^134898271225 is an apocalyptic number.

134898271225 is the 367285-th square number.

134898271225 is the 183643-rd centered octagonal number.

It is an amenable number.

134898271225 is a deficient number, since it is larger than the sum of its proper divisors (50376029532).

134898271225 is an equidigital number, since it uses as much as digits as its factorization.

134898271225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 200 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The spelling of 134898271225 in words is "one hundred thirty-four billion, eight hundred ninety-eight million, two hundred seventy-one thousand, two hundred twenty-five".