1154345 has 16 divisors (see below), whose sum is σ = 1512000. Its totient is φ = 842688.

The previous prime is 1154339. The next prime is 1154353. The reversal of 1154345 is 5434511.

It is not a de Polignac number, because 1154345 - 2¹² = 1150249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1154345.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2546 + ... + 2964.

It is an arithmetic number, because the mean of its divisors is an integer number (94500).

2^1154345 is an apocalyptic number.

It is an amenable number.

1154345 is a deficient number, since it is larger than the sum of its proper divisors (357655).

1154345 is a wasteful number, since it uses less digits than its factorization.

1154345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472.

The product of its digits is 1200, while the sum is 23.

The square root of 1154345 is about 1074.4044862155. The cubic root of 1154345 is about 104.9007376350.

Adding to 1154345 its reverse (5434511), we get a palindrome (6588856).

It can be divided in two parts, 11 and 54345, that multiplied together give a palindrome (597795).

The spelling of 1154345 in words is "one million, one hundred fifty-four thousand, three hundred forty-five".