673545411 has 72 divisors (see below), whose sum is σ = 1232431200. Its totient is φ = 346959360.

The previous prime is 673545407. The next prime is 673545461. The reversal of 673545411 is 114545376.

673545411 is a `hidden beast` number, since 6 + 73 + 545 + 41 + 1 = 666.

It is not a de Polignac number, because 673545411 - 2² = 673545407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673545461) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1135531 + ... + 1136123.

It is an arithmetic number, because the mean of its divisors is an integer number (17117100).

Almost surely, 2^673545411 is an apocalyptic number.

673545411 is a deficient number, since it is larger than the sum of its proper divisors (558885789).

673545411 is a wasteful number, since it uses less digits than its factorization.

673545411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777 (or 763 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 673545411 is about 25952.7534377376. The cubic root of 673545411 is about 876.5747580754.

The spelling of 673545411 in words is "six hundred seventy-three million, five hundred forty-five thousand, four hundred eleven".