1145417 has 16 divisors (see below), whose sum is σ = 1448832. Its totient is φ = 881280.

The previous prime is 1145411. The next prime is 1145429. The reversal of 1145417 is 7145411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1145417 - 2¹⁰ = 1144393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1145392 and 1145401.

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 in 15 ways as a sum of consecutive naturals, for example, 3578 + ... + 3884.

It is an arithmetic number, because the mean of its divisors is an integer number (90552).

2^1145417 is an apocalyptic number.

It is an amenable number.

1145417 is a deficient number, since it is larger than the sum of its proper divisors (303415).

1145417 is a wasteful number, since it uses less digits than its factorization.

1145417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368.

The product of its digits is 560, while the sum is 23.

The square root of 1145417 is about 1070.2415615178. The cubic root of 1145417 is about 104.6295943374.

The spelling of 1145417 in words is "one million, one hundred forty-five thousand, four hundred seventeen".