1041946657 has 4 divisors (see below), whose sum is σ = 1042074880. Its totient is φ = 1041818436.

The previous prime is 1041946637. The next prime is 1041946669. The reversal of 1041946657 is 7566491401.

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 1041946657 - 2²³ = 1033558049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1041946637) 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, 51033 + ... + 68470.

It is an arithmetic number, because the mean of its divisors is an integer number (260518720).

Almost surely, 2^1041946657 is an apocalyptic number.

It is an amenable number.

1041946657 is a deficient number, since it is larger than the sum of its proper divisors (128223).

1041946657 is an equidigital number, since it uses as much as digits as its factorization.

1041946657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128222.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 1041946657 is about 32279.1985185506. The cubic root of 1041946657 is about 1013.7911488733.

The spelling of 1041946657 in words is "one billion, forty-one million, nine hundred forty-six thousand, six hundred fifty-seven".