1274133025 has 45 divisors (see below), whose sum is σ = 1767861955. Its totient is φ = 910936400.

The previous prime is 1274132963. The next prime is 1274133031. The reversal of 1274133025 is 5203314721.

The square root of 1274133025 is 35695.

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

It can be written as a sum of positive squares in only one way, i.e., 458687889 + 815445136 = 21417^2 + 28556^2 .

It is not a de Polignac number, because 1274133025 - 2⁹ = 1274132513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1274132984 and 1274133002.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 21595446 + ... + 21595504.

Almost surely, 2^1274133025 is an apocalyptic number.

1274133025 is the 35695-th square number.

1274133025 is the 17848-th centered octagonal number.

It is an amenable number.

1274133025 is a deficient number, since it is larger than the sum of its proper divisors (493728930).

1274133025 is an frugal number, since it uses more digits than its factorization.

1274133025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The cubic root of 1274133025 is about 1084.1056076560.

Adding to 1274133025 its reverse (5203314721), we get a palindrome (6477447746).

The spelling of 1274133025 in words is "one billion, two hundred seventy-four million, one hundred thirty-three thousand, twenty-five".