1416257225 has 12 divisors (see below), whose sum is σ = 1758244236. Its totient is φ = 1131660480.

The previous prime is 1416257221. The next prime is 1416257257. The reversal of 1416257225 is 5227526141.

It can be written as a sum of positive squares in 6 ways, for example, as 341991049 + 1074266176 = 18493^2 + 32776^2 .

It is not a de Polignac number, because 1416257225 - 2² = 1416257221 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1416257221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11882 + ... + 54531.

It is an arithmetic number, because the mean of its divisors is an integer number (146520353).

Almost surely, 2^1416257225 is an apocalyptic number.

It is an amenable number.

1416257225 is a deficient number, since it is larger than the sum of its proper divisors (341987011).

1416257225 is an equidigital number, since it uses as much as digits as its factorization.

1416257225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67276 (or 67271 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

The square root of 1416257225 is about 37633.1931278758. The cubic root of 1416257225 is about 1123.0024734396.

The spelling of 1416257225 in words is "one billion, four hundred sixteen million, two hundred fifty-seven thousand, two hundred twenty-five".