1153745 has 8 divisors (see below), whose sum is σ = 1408320. Its totient is φ = 907120.

The previous prime is 1153729. The next prime is 1153751. The reversal of 1153745 is 5473511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1153745 - 2⁴ = 1153729 is a prime.

It is a super-2 number, since 2×1153745² = 2662255050050, which contains 22 as substring.

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, 1661 + ... + 2250.

It is an arithmetic number, because the mean of its divisors is an integer number (176040).

2^1153745 is an apocalyptic number.

It is an amenable number.

1153745 is a deficient number, since it is larger than the sum of its proper divisors (254575).

1153745 is an equidigital number, since it uses as much as digits as its factorization.

1153745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3975.

The product of its digits is 2100, while the sum is 26.

The square root of 1153745 is about 1074.1252254742. The cubic root of 1153745 is about 104.8825595482.

It can be divided in two parts, 11 and 53745, that multiplied together give a palindrome (591195).

The spelling of 1153745 in words is "one million, one hundred fifty-three thousand, seven hundred forty-five".