1126354247 has 4 divisors (see below), whose sum is σ = 1127293296. Its totient is φ = 1125415200.

The previous prime is 1126354223. The next prime is 1126354249. The reversal of 1126354247 is 7424536211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7424536211 = 653 ⋅11369887.

It is a cyclic number.

It is not a de Polignac number, because 1126354247 - 2³⁰ = 52612423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126354249) 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, 467723 + ... + 470124.

It is an arithmetic number, because the mean of its divisors is an integer number (281823324).

Almost surely, 2^1126354247 is an apocalyptic number.

1126354247 is a deficient number, since it is larger than the sum of its proper divisors (939049).

1126354247 is an equidigital number, since it uses as much as digits as its factorization.

1126354247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939048.

The product of its digits is 40320, while the sum is 35.

The square root of 1126354247 is about 33561.2015130567. The cubic root of 1126354247 is about 1040.4590697050.

The spelling of 1126354247 in words is "one billion, one hundred twenty-six million, three hundred fifty-four thousand, two hundred forty-seven".