1066450411 has 16 divisors (see below), whose sum is σ = 1212906240. Its totient is φ = 929538720.

The previous prime is 1066450391. The next prime is 1066450423. The reversal of 1066450411 is 1140546601.

It is a cyclic number.

It is not a de Polignac number, because 1066450411 - 2²³ = 1058061803 is a prime.

It is a super-2 number, since 2×1066450411² = 2274632958244137842, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066450411.

It is not an unprimeable number, because it can be changed into a prime (1066453411) 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, 69876 + ... + 83758.

It is an arithmetic number, because the mean of its divisors is an integer number (75806640).

Almost surely, 2^1066450411 is an apocalyptic number.

1066450411 is a deficient number, since it is larger than the sum of its proper divisors (146455829).

1066450411 is a wasteful number, since it uses less digits than its factorization.

1066450411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14226.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1066450411 is about 32656.5523440549. The cubic root of 1066450411 is about 1021.6768557090.

It can be divided in two parts, 10664 and 50411, that added together give a triangular number (61075 = T₃₄₉).

The spelling of 1066450411 in words is "one billion, sixty-six million, four hundred fifty thousand, four hundred eleven".