1066354541 has 32 divisors (see below), whose sum is σ = 1287145728. Its totient is φ = 864414720.

The previous prime is 1066354501. The next prime is 1066354547. The reversal of 1066354541 is 1454536601.

It is not a de Polignac number, because 1066354541 - 2²⁶ = 999245677 is a prime.

It is a super-2 number, since 2×1066354541² = 2274224014222641362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066354547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1797941 + ... + 1798533.

It is an arithmetic number, because the mean of its divisors is an integer number (40223304).

Almost surely, 2^1066354541 is an apocalyptic number.

It is an amenable number.

1066354541 is a deficient number, since it is larger than the sum of its proper divisors (220791187).

1066354541 is a wasteful number, since it uses less digits than its factorization.

1066354541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1066354541 is about 32655.0844586260. The cubic root of 1066354541 is about 1021.6462397847.

The spelling of 1066354541 in words is "one billion, sixty-six million, three hundred fifty-four thousand, five hundred forty-one".