1145650001 has 8 divisors (see below), whose sum is σ = 1149594600. Its totient is φ = 1141712640.

The previous prime is 1145649997. The next prime is 1145650007. The reversal of 1145650001 is 1000565411.

It can be written as a sum of positive squares in 4 ways, for example, as 31091776 + 1114558225 = 5576^2 + 33385^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1145650001 - 2² = 1145649997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145650007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 685595 + ... + 687263.

It is an arithmetic number, because the mean of its divisors is an integer number (143699325).

Almost surely, 2^1145650001 is an apocalyptic number.

It is an amenable number.

1145650001 is a deficient number, since it is larger than the sum of its proper divisors (3944599).

1145650001 is a wasteful number, since it uses less digits than its factorization.

1145650001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3619.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1145650001 is about 33847.4519129579. The cubic root of 1145650001 is about 1046.3668844871.

The spelling of 1145650001 in words is "one billion, one hundred forty-five million, six hundred fifty thousand, one".