1145963 has 16 divisors (see below), whose sum is σ = 1444800. Its totient is φ = 903168.

The previous prime is 1145899. The next prime is 1145971. The reversal of 1145963 is 3695411.

It is not a de Polignac number, because 1145963 - 2⁶ = 1145899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1145983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4331 + ... + 4587.

It is an arithmetic number, because the mean of its divisors is an integer number (90300).

2^1145963 is an apocalyptic number.

1145963 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1145963 is a deficient number, since it is larger than the sum of its proper divisors (298837).

1145963 is an equidigital number, since it uses as much as digits as its factorization.

1145963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 277 counting only the distinct ones).

The product of its digits is 3240, while the sum is 29.

The square root of 1145963 is about 1070.4966137265. The cubic root of 1145963 is about 104.6462167214.

The spelling of 1145963 in words is "one million, one hundred forty-five thousand, nine hundred sixty-three".