1066001511 has 8 divisors (see below), whose sum is σ = 1421875840. Its totient is φ = 710397432.

The previous prime is 1066001509. The next prime is 1066001527. The reversal of 1066001511 is 1151006601.

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

It is not a de Polignac number, because 1066001511 - 2¹ = 1066001509 is a prime.

It is a super-2 number, since 2×1066001511² = 2272718442908566242, 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 (1066001411) 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, 58171 + ... + 74268.

It is an arithmetic number, because the mean of its divisors is an integer number (177734480).

Almost surely, 2^1066001511 is an apocalyptic number.

1066001511 is a deficient number, since it is larger than the sum of its proper divisors (355874329).

1066001511 is a wasteful number, since it uses less digits than its factorization.

1066001511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135125.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1066001511 is about 32649.6785742218. The cubic root of 1066001511 is about 1021.5334844214.

The spelling of 1066001511 in words is "one billion, sixty-six million, one thousand, five hundred eleven".