1051166601 has 6 divisors (see below), whose sum is σ = 1518351770. Its totient is φ = 700777728.

The previous prime is 1051166561. The next prime is 1051166689. The reversal of 1051166601 is 1066611501.

It can be written as a sum of positive squares in only one way, i.e., 729000000 + 322166601 = 27000^2 + 17949^2 .

It is not a de Polignac number, because 1051166601 - 2⁶ = 1051166537 is a prime.

It is a super-2 number, since 2×1051166601² = 2209902446115786402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051186601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58398136 + ... + 58398153.

Almost surely, 2^1051166601 is an apocalyptic number.

It is an amenable number.

1051166601 is a deficient number, since it is larger than the sum of its proper divisors (467185169).

1051166601 is a wasteful number, since it uses less digits than its factorization.

1051166601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116796295 (or 116796292 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1051166601 is about 32421.6995390433. The cubic root of 1051166601 is about 1016.7726393999.

Subtracting 1051166601 from its reverse (1066611501), we obtain a square (15444900 = 3930²).

The spelling of 1051166601 in words is "one billion, fifty-one million, one hundred sixty-six thousand, six hundred one".