1145414 has 4 divisors (see below), whose sum is σ = 1718124. Its totient is φ = 572706.

The previous prime is 1145411. The next prime is 1145429. The reversal of 1145414 is 4145411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4145411 = 977 ⋅4243.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286352 + ... + 286355.

It is an arithmetic number, because the mean of its divisors is an integer number (429531).

2^1145414 is an apocalyptic number.

1145414 is a deficient number, since it is larger than the sum of its proper divisors (572710).

1145414 is an equidigital number, since it uses as much as digits as its factorization.

1145414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572709.

The product of its digits is 320, while the sum is 20.

The square root of 1145414 is about 1070.2401599641. The cubic root of 1145414 is about 104.6295029910.

The spelling of 1145414 in words is "one million, one hundred forty-five thousand, four hundred fourteen".