1066450413 has 8 divisors (see below), whose sum is σ = 1625067328. Its totient is φ = 609400224.

The previous prime is 1066450391. The next prime is 1066450423. The reversal of 1066450413 is 3140546601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1066450413 - 2¹² = 1066446317 is a prime.

It is a super-2 number, since 2×1066450413² = 2274632966775741138, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066450423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25391656 + ... + 25391697.

It is an arithmetic number, because the mean of its divisors is an integer number (203133416).

Almost surely, 2^1066450413 is an apocalyptic number.

It is an amenable number.

1066450413 is a deficient number, since it is larger than the sum of its proper divisors (558616915).

1066450413 is an equidigital number, since it uses as much as digits as its factorization.

1066450413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50783363.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1066450413 is about 32656.5523746767. The cubic root of 1066450413 is about 1021.6768563477.

The spelling of 1066450413 in words is "one billion, sixty-six million, four hundred fifty thousand, four hundred thirteen".