1324116225 has 72 divisors (see below), whose sum is σ = 2482521912. Its totient is φ = 673920000.

The previous prime is 1324116221. The next prime is 1324116229. The reversal of 1324116225 is 5226114231.

1324116225 is a `hidden beast` number, since 1 + 3 + 24 + 11 + 622 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1324116221) and next prime (1324116229).

It can be written as a sum of positive squares in 12 ways, for example, as 39538944 + 1284577281 = 6288^2 + 35841^2 .

It is not a de Polignac number, because 1324116225 - 2² = 1324116221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1324116221) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 439725 + ... + 442725.

It is an arithmetic number, because the mean of its divisors is an integer number (34479471).

Almost surely, 2^1324116225 is an apocalyptic number.

1324116225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1324116225 is a deficient number, since it is larger than the sum of its proper divisors (1158405687).

1324116225 is a wasteful number, since it uses less digits than its factorization.

1324116225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107 (or 3099 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1324116225 is about 36388.4078382113. The cubic root of 1324116225 is about 1098.1003645803.

The spelling of 1324116225 in words is "one billion, three hundred twenty-four million, one hundred sixteen thousand, two hundred twenty-five".