1229119007 has 4 divisors (see below), whose sum is σ = 1229260776. Its totient is φ = 1228977240.

The previous prime is 1229118997. The next prime is 1229119027. The reversal of 1229119007 is 7009119221.

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 1229119007 - 2⁴ = 1229118991 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 (1229119027) 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, 56969 + ... + 75522.

It is an arithmetic number, because the mean of its divisors is an integer number (307315194).

Almost surely, 2^1229119007 is an apocalyptic number.

1229119007 is a deficient number, since it is larger than the sum of its proper divisors (141769).

1229119007 is an equidigital number, since it uses as much as digits as its factorization.

1229119007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141768.

The product of its (nonzero) digits is 2268, while the sum is 32.

The square root of 1229119007 is about 35058.7935759347. The cubic root of 1229119007 is about 1071.1854003917.

The spelling of 1229119007 in words is "one billion, two hundred twenty-nine million, one hundred nineteen thousand, seven".