407016541 has 2 divisors, whose sum is σ = 407016542. Its totient is φ = 407016540.

The previous prime is 407016529. The next prime is 407016557. The reversal of 407016541 is 145610704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386122500 + 20894041 = 19650^2 + 4571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407016541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (407016341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203508270 + 203508271.

It is an arithmetic number, because the mean of its divisors is an integer number (203508271).

Almost surely, 2^407016541 is an apocalyptic number.

It is an amenable number.

407016541 is a deficient number, since it is larger than the sum of its proper divisors (1).

407016541 is an equidigital number, since it uses as much as digits as its factorization.

407016541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 407016541 is about 20174.6509511317. The cubic root of 407016541 is about 741.0895448787.

The spelling of 407016541 in words is "four hundred seven million, sixteen thousand, five hundred forty-one".