1147097 has 4 divisors (see below), whose sum is σ = 1310976. Its totient is φ = 983220.

The previous prime is 1147073. The next prime is 1147099. The reversal of 1147097 is 7907411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1147097 - 2⁸ = 1146841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1147099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81929 + ... + 81942.

It is an arithmetic number, because the mean of its divisors is an integer number (327744).

2^1147097 is an apocalyptic number.

It is an amenable number.

1147097 is a deficient number, since it is larger than the sum of its proper divisors (163879).

1147097 is an equidigital number, since it uses as much as digits as its factorization.

1147097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163878.

The product of its (nonzero) digits is 1764, while the sum is 29.

The square root of 1147097 is about 1071.0261434718. The cubic root of 1147097 is about 104.6807232711.

The spelling of 1147097 in words is "one million, one hundred forty-seven thousand, ninety-seven".