1066501042 has 32 divisors (see below), whose sum is σ = 1693624320. Its totient is φ = 502951680.

The previous prime is 1066501021. The next prime is 1066501043. The reversal of 1066501042 is 2401056601.

It is a super-2 number, since 2×1066501042² = 2274848945174171528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066500998 and 1066501016.

It is not an unprimeable number, because it can be changed into a prime (1066501043) 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, 492442 + ... + 494602.

It is an arithmetic number, because the mean of its divisors is an integer number (52925760).

Almost surely, 2^1066501042 is an apocalyptic number.

1066501042 is a deficient number, since it is larger than the sum of its proper divisors (627123278).

1066501042 is a wasteful number, since it uses less digits than its factorization.

1066501042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1066501042 is about 32657.3275391603. The cubic root of 1066501042 is about 1021.6930238939.

Adding to 1066501042 its reverse (2401056601), we get a palindrome (3467557643).

The spelling of 1066501042 in words is "one billion, sixty-six million, five hundred one thousand, forty-two".