1066351242 has 16 divisors (see below), whose sum is σ = 2326584672. Its totient is φ = 323136720.

The previous prime is 1066351219. The next prime is 1066351259. The reversal of 1066351242 is 2421536601.

It is a super-2 number, since 2×1066351242² = 2274209942629885128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8078353 + ... + 8078484.

It is an arithmetic number, because the mean of its divisors is an integer number (145411542).

Almost surely, 2^1066351242 is an apocalyptic number.

1066351242 is an abundant number, since it is smaller than the sum of its proper divisors (1260233430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1066351242 is a wasteful number, since it uses less digits than its factorization.

1066351242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16156853.

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

The square root of 1066351242 is about 32655.0339457793. The cubic root of 1066351242 is about 1021.6451862219.

Adding to 1066351242 its reverse (2421536601), we get a palindrome (3487887843).

The spelling of 1066351242 in words is "one billion, sixty-six million, three hundred fifty-one thousand, two hundred forty-two".