1145342 has 16 divisors (see below), whose sum is σ = 1900800. Its totient is φ = 513240.

The previous prime is 1145329. The next prime is 1145359. The reversal of 1145342 is 2435411.

It is a pancake number, because a pancake can be divided into 1145342 parts by 1513 straight cuts.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409 + ... + 2067.

It is an arithmetic number, because the mean of its divisors is an integer number (118800).

2^1145342 is an apocalyptic number.

1145342 is a deficient number, since it is larger than the sum of its proper divisors (755458).

1145342 is a wasteful number, since it uses less digits than its factorization.

1145342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751.

The product of its digits is 480, while the sum is 20.

The square root of 1145342 is about 1070.2065221255. The cubic root of 1145342 is about 104.6273106302.

The spelling of 1145342 in words is "one million, one hundred forty-five thousand, three hundred forty-two".