1325403349 has 16 divisors (see below), whose sum is σ = 1414224000. Its totient is φ = 1238609664.

The previous prime is 1325403347. The next prime is 1325403353. The reversal of 1325403349 is 9433045231.

It is a cyclic number.

It is not a de Polignac number, because 1325403349 - 2¹ = 1325403347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325403347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433177 + ... + 436225.

It is an arithmetic number, because the mean of its divisors is an integer number (88389000).

Almost surely, 2^1325403349 is an apocalyptic number.

1325403349 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1325403349 is a deficient number, since it is larger than the sum of its proper divisors (88820651).

1325403349 is a wasteful number, since it uses less digits than its factorization.

1325403349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 1325403349 is about 36406.0894494314. The cubic root of 1325403349 is about 1098.4560568239.

The spelling of 1325403349 in words is "one billion, three hundred twenty-five million, four hundred three thousand, three hundred forty-nine".