1066206351 has 16 divisors (see below), whose sum is σ = 1626785024. Its totient is φ = 608477184.

The previous prime is 1066206347. The next prime is 1066206389. The reversal of 1066206351 is 1536026601.

It is not a de Polignac number, because 1066206351 - 2² = 1066206347 is a prime.

It is a super-2 number, since 2×1066206351² = 2273591965825470402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066206301) 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, 15730 + ... + 48783.

It is an arithmetic number, because the mean of its divisors is an integer number (101674064).

Almost surely, 2^1066206351 is an apocalyptic number.

1066206351 is a deficient number, since it is larger than the sum of its proper divisors (560578673).

1066206351 is an equidigital number, since it uses as much as digits as its factorization.

1066206351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65310.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1066206351 is about 32652.8153610068. The cubic root of 1066206351 is about 1021.5989119451.

The spelling of 1066206351 in words is "one billion, sixty-six million, two hundred six thousand, three hundred fifty-one".