1326534541 has 16 divisors (see below), whose sum is σ = 1385274240. Its totient is φ = 1269227520.

The previous prime is 1326534529. The next prime is 1326534553. The reversal of 1326534541 is 1454356231.

It is an interprime number because it is at equal distance from previous prime (1326534529) and next prime (1326534553).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1326534541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1326534497 and 1326534506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320534541) 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, 705040 + ... + 706918.

It is an arithmetic number, because the mean of its divisors is an integer number (86579640).

Almost surely, 2^1326534541 is an apocalyptic number.

It is an amenable number.

1326534541 is a deficient number, since it is larger than the sum of its proper divisors (58739699).

1326534541 is a wasteful number, since it uses less digits than its factorization.

1326534541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244.

The product of its digits is 43200, while the sum is 34.

The square root of 1326534541 is about 36421.6218886529. The cubic root of 1326534541 is about 1098.7684677276.

The spelling of 1326534541 in words is "one billion, three hundred twenty-six million, five hundred thirty-four thousand, five hundred forty-one".