1145366 has 4 divisors (see below), whose sum is σ = 1718052. Its totient is φ = 572682.

The previous prime is 1145359. The next prime is 1145369. The reversal of 1145366 is 6635411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6635411 = 167 ⋅39733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286340 + ... + 286343.

It is an arithmetic number, because the mean of its divisors is an integer number (429513).

2^1145366 is an apocalyptic number.

1145366 is a deficient number, since it is larger than the sum of its proper divisors (572686).

1145366 is an equidigital number, since it uses as much as digits as its factorization.

1145366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572685.

The product of its digits is 2160, while the sum is 26.

The square root of 1145366 is about 1070.2177348559. The cubic root of 1145366 is about 104.6280414274.

It can be divided in two parts, 1145 and 366, that multiplied together give a triangular number (419070 = T₉₁₅).

The spelling of 1145366 in words is "one million, one hundred forty-five thousand, three hundred sixty-six".