1125701147 has 4 divisors (see below), whose sum is σ = 1132871376. Its totient is φ = 1118530920.

The previous prime is 1125701123. The next prime is 1125701173. The reversal of 1125701147 is 7411075211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1125701147 - 2²⁴ = 1108923931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1125701117) 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, 3584879 + ... + 3585192.

It is an arithmetic number, because the mean of its divisors is an integer number (283217844).

Almost surely, 2^1125701147 is an apocalyptic number.

1125701147 is a deficient number, since it is larger than the sum of its proper divisors (7170229).

1125701147 is an equidigital number, since it uses as much as digits as its factorization.

1125701147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7170228.

The product of its (nonzero) digits is 1960, while the sum is 29.

The square root of 1125701147 is about 33551.4701168220. The cubic root of 1125701147 is about 1040.2579325110.

Adding to 1125701147 its reverse (7411075211), we get a palindrome (8536776358).

The spelling of 1125701147 in words is "one billion, one hundred twenty-five million, seven hundred one thousand, one hundred forty-seven".