1066251430 has 8 divisors (see below), whose sum is σ = 1919252592. Its totient is φ = 426500568.

The previous prime is 1066251421. The next prime is 1066251437. The reversal of 1066251430 is 341526601.

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

It is a super-2 number, since 2×1066251430² = 2273784223954089800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066251437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53312562 + ... + 53312581.

It is an arithmetic number, because the mean of its divisors is an integer number (239906574).

Almost surely, 2^1066251430 is an apocalyptic number.

1066251430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066251430 is a deficient number, since it is larger than the sum of its proper divisors (853001162).

1066251430 is a wasteful number, since it uses less digits than its factorization.

1066251430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106625150.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1066251430 is about 32653.5056310957. The cubic root of 1066251430 is about 1021.6133094108.

The spelling of 1066251430 in words is "one billion, sixty-six million, two hundred fifty-one thousand, four hundred thirty".