1225241315 has 8 divisors (see below), whose sum is σ = 1547673360. Its totient is φ = 928603872.

The previous prime is 1225241299. The next prime is 1225241321. The reversal of 1225241315 is 5131425221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1225241315 - 2⁴ = 1225241299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6448544 + ... + 6448733.

It is an arithmetic number, because the mean of its divisors is an integer number (193459170).

Almost surely, 2^1225241315 is an apocalyptic number.

1225241315 is a deficient number, since it is larger than the sum of its proper divisors (322432045).

1225241315 is a wasteful number, since it uses less digits than its factorization.

1225241315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12897301.

The product of its digits is 2400, while the sum is 26.

The square root of 1225241315 is about 35003.4471873843. The cubic root of 1225241315 is about 1070.0577355518.

Adding to 1225241315 its reverse (5131425221), we get a palindrome (6356666536).

The spelling of 1225241315 in words is "one billion, two hundred twenty-five million, two hundred forty-one thousand, three hundred fifteen".