1265227325 has 6 divisors (see below), whose sum is σ = 1568881914. Its totient is φ = 1012181840.

The previous prime is 1265227319. The next prime is 1265227331. The reversal of 1265227325 is 5237225621.

It is an interprime number because it is at equal distance from previous prime (1265227319) and next prime (1265227331).

It can be written as a sum of positive squares in 3 ways, for example, as 6255001 + 1258972324 = 2501^2 + 35482^2 .

It is not a de Polignac number, because 1265227325 - 2⁸ = 1265227069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25304522 + ... + 25304571.

It is an arithmetic number, because the mean of its divisors is an integer number (261480319).

Almost surely, 2^1265227325 is an apocalyptic number.

It is an amenable number.

1265227325 is a deficient number, since it is larger than the sum of its proper divisors (303654589).

1265227325 is an equidigital number, since it uses as much as digits as its factorization.

1265227325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50609103 (or 50609098 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 1265227325 is about 35570.0340876980. The cubic root of 1265227325 is about 1081.5738727073.

The spelling of 1265227325 in words is "one billion, two hundred sixty-five million, two hundred twenty-seven thousand, three hundred twenty-five".