1011223347 has 8 divisors (see below), whose sum is σ = 1349931456. Its totient is φ = 673332072.

The previous prime is 1011223277. The next prime is 1011223349. The reversal of 1011223347 is 7433221101.

It is a happy number.

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

It is not a de Polignac number, because 1011223347 - 2⁷ = 1011223219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011223349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201313 + ... + 206274.

It is an arithmetic number, because the mean of its divisors is an integer number (168741432).

Almost surely, 2^1011223347 is an apocalyptic number.

1011223347 is a deficient number, since it is larger than the sum of its proper divisors (338708109).

1011223347 is an equidigital number, since it uses as much as digits as its factorization.

1011223347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408417.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1011223347 is about 31799.7381592994. The cubic root of 1011223347 is about 1003.7272063400.

Adding to 1011223347 its reverse (7433221101), we get a palindrome (8444444448).

The spelling of 1011223347 in words is "one billion, eleven million, two hundred twenty-three thousand, three hundred forty-seven".