1046646001 has 4 divisors (see below), whose sum is σ = 1047654400. Its totient is φ = 1045637604.

The previous prime is 1046645959. The next prime is 1046646023. The reversal of 1046646001 is 1006466401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1046646001 - 2¹⁷ = 1046514929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1046646071) 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, 502641 + ... + 504718.

It is an arithmetic number, because the mean of its divisors is an integer number (261913600).

Almost surely, 2^1046646001 is an apocalyptic number.

It is an amenable number.

1046646001 is a deficient number, since it is larger than the sum of its proper divisors (1008399).

1046646001 is a wasteful number, since it uses less digits than its factorization.

1046646001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008398.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1046646001 is about 32351.9087690356. The cubic root of 1046646001 is about 1015.3129826613.

The spelling of 1046646001 in words is "one billion, forty-six million, six hundred forty-six thousand, one".