1349716225 has 24 divisors (see below), whose sum is σ = 1966249152. Its totient is φ = 906100800.

The previous prime is 1349716201. The next prime is 1349716259. The reversal of 1349716225 is 5226179431.

It is a happy number.

It is not a de Polignac number, because 1349716225 - 2⁹ = 1349715713 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185197 + ... + 192346.

It is an arithmetic number, because the mean of its divisors is an integer number (81927048).

Almost surely, 2^1349716225 is an apocalyptic number.

It is an amenable number.

1349716225 is a deficient number, since it is larger than the sum of its proper divisors (616532927).

1349716225 is a wasteful number, since it uses less digits than its factorization.

1349716225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377577 (or 377572 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The square root of 1349716225 is about 36738.4842501701. The cubic root of 1349716225 is about 1105.1320044589.

The spelling of 1349716225 in words is "one billion, three hundred forty-nine million, seven hundred sixteen thousand, two hundred twenty-five".