1066608142 has 4 divisors (see below), whose sum is σ = 1599912216. Its totient is φ = 533304070.

The previous prime is 1066608133. The next prime is 1066608143. The reversal of 1066608142 is 2418066601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1066608142² = 2275305857161384328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066608098 and 1066608107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066608143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266652034 + ... + 266652037.

It is an arithmetic number, because the mean of its divisors is an integer number (399978054).

Almost surely, 2^1066608142 is an apocalyptic number.

1066608142 is a deficient number, since it is larger than the sum of its proper divisors (533304074).

1066608142 is an equidigital number, since it uses as much as digits as its factorization.

1066608142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533304073.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1066608142 is about 32658.9672525020. The cubic root of 1066608142 is about 1021.7272228479.

The spelling of 1066608142 in words is "one billion, sixty-six million, six hundred eight thousand, one hundred forty-two".