1029545062225 has 9 divisors (see below), whose sum is σ = 1276642168113. Its totient is φ = 823631991120.

The previous prime is 1029545062211. The next prime is 1029545062229. The reversal of 1029545062225 is 5222605459201.

The square root of 1029545062225 is 1014665.

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

It can be written as a sum of positive squares in 4 ways, for example, as 65409597009 + 964135465216 = 255753^2 + 981904^2 .

It is not a de Polignac number, because 1029545062225 - 2¹¹ = 1029545060177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1029545062229) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4971859 + ... + 5174791.

Almost surely, 2^{1029545062225} is an apocalyptic number.

1029545062225 is the 1014665-th square number.

1029545062225 is the 507333-rd centered octagonal number.

It is an amenable number.

1029545062225 is a deficient number, since it is larger than the sum of its proper divisors (247097105888).

1029545062225 is an frugal number, since it uses more digits than its factorization.

1029545062225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405876 (or 202938 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 1029545062225 in words is "one trillion, twenty-nine billion, five hundred forty-five million, sixty-two thousand, two hundred twenty-five".