1145046446 has 8 divisors (see below), whose sum is σ = 1719793944. Its totient is φ = 571781800.

The previous prime is 1145046443. The next prime is 1145046449. The reversal of 1145046446 is 6446405411.

It is an interprime number because it is at equal distance from previous prime (1145046443) and next prime (1145046449).

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

It is a super-2 number, since 2×1145046446² = 2622262726994461832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145046443) 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, 368780 + ... + 371871.

It is an arithmetic number, because the mean of its divisors is an integer number (214974243).

Almost surely, 2^1145046446 is an apocalyptic number.

1145046446 is a deficient number, since it is larger than the sum of its proper divisors (574747498).

1145046446 is an equidigital number, since it uses as much as digits as its factorization.

1145046446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741426.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 1145046446 is about 33838.5349269143. The cubic root of 1145046446 is about 1046.1831020928.

The spelling of 1145046446 in words is "one billion, one hundred forty-five million, forty-six thousand, four hundred forty-six".