1145226303 has 48 divisors (see below), whose sum is σ = 1844640000. Its totient is φ = 701898912.

The previous prime is 1145226287. The next prime is 1145226319. The reversal of 1145226303 is 3036225411.

1145226303 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 22 + 630 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1145226287) and next prime (1145226319).

It is not a de Polignac number, because 1145226303 - 2⁴ = 1145226287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145266303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1911598 + ... + 1912196.

It is an arithmetic number, because the mean of its divisors is an integer number (38430000).

Almost surely, 2^1145226303 is an apocalyptic number.

1145226303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1145226303 is a deficient number, since it is larger than the sum of its proper divisors (699413697).

1145226303 is a wasteful number, since it uses less digits than its factorization.

1145226303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053 (or 1034 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1145226303 is about 33841.1923992048. The cubic root of 1145226303 is about 1046.2378752722.

The spelling of 1145226303 in words is "one billion, one hundred forty-five million, two hundred twenty-six thousand, three hundred three".