1066252011 has 16 divisors (see below), whose sum is σ = 1583912448. Its totient is φ = 632463200.

The previous prime is 1066251973. The next prime is 1066252021. The reversal of 1066252011 is 1102526601.

It is a cyclic number.

It is not a de Polignac number, because 1066252011 - 2⁹ = 1066251499 is a prime.

It is a super-2 number, since 2×1066252011² = 2273786701923088242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066252021) 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, 342180 + ... + 345281.

It is an arithmetic number, because the mean of its divisors is an integer number (98994528).

Almost surely, 2^1066252011 is an apocalyptic number.

1066252011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1066252011 is a deficient number, since it is larger than the sum of its proper divisors (517660437).

1066252011 is a wasteful number, since it uses less digits than its factorization.

1066252011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687522.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1066252011 is about 32653.5145275359. The cubic root of 1066252011 is about 1021.6134949697.

Adding to 1066252011 its reverse (1102526601), we get a palindrome (2168778612).

The spelling of 1066252011 in words is "one billion, sixty-six million, two hundred fifty-two thousand, eleven".