1349908225 has 6 divisors (see below), whose sum is σ = 1673886230. Its totient is φ = 1079926560.

The previous prime is 1349908213. The next prime is 1349908229. The reversal of 1349908225 is 5228099431.

It can be written as a sum of positive squares in 3 ways, for example, as 7711729 + 1342196496 = 2777^2 + 36636^2 .

It is not a de Polignac number, because 1349908225 - 2⁷ = 1349908097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1349908229) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26998140 + ... + 26998189.

Almost surely, 2^1349908225 is an apocalyptic number.

It is an amenable number.

1349908225 is a deficient number, since it is larger than the sum of its proper divisors (323978005).

1349908225 is an equidigital number, since it uses as much as digits as its factorization.

1349908225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53996339 (or 53996334 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 1349908225 is about 36741.0972209595. The cubic root of 1349908225 is about 1105.1844044327.

The spelling of 1349908225 in words is "one billion, three hundred forty-nine million, nine hundred eight thousand, two hundred twenty-five".