1155463 has 4 divisors (see below), whose sum is σ = 1192768. Its totient is φ = 1118160.

The previous prime is 1155461. The next prime is 1155499. The reversal of 1155463 is 3645511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1155463 - 2¹ = 1155461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155461) 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, 18606 + ... + 18667.

It is an arithmetic number, because the mean of its divisors is an integer number (298192).

2^1155463 is an apocalyptic number.

1155463 is a deficient number, since it is larger than the sum of its proper divisors (37305).

1155463 is an equidigital number, since it uses as much as digits as its factorization.

1155463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37304.

The product of its digits is 1800, while the sum is 25.

The square root of 1155463 is about 1074.9246485219. The cubic root of 1155463 is about 104.9345926734.

The spelling of 1155463 in words is "one million, one hundred fifty-five thousand, four hundred sixty-three".