1119836397 has 12 divisors (see below), whose sum is σ = 1560857984. Its totient is φ = 714097560.

The previous prime is 1119836387. The next prime is 1119836449. The reversal of 1119836397 is 7936389111.

It is not a de Polignac number, because 1119836397 - 2¹¹ = 1119834349 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 (1119836327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351229 + ... + 354402.

Almost surely, 2^1119836397 is an apocalyptic number.

It is an amenable number.

1119836397 is a deficient number, since it is larger than the sum of its proper divisors (441021587).

1119836397 is an equidigital number, since it uses as much as digits as its factorization.

1119836397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705680 (or 705657 counting only the distinct ones).

The product of its digits is 244944, while the sum is 48.

The square root of 1119836397 is about 33463.9566847676. The cubic root of 1119836397 is about 1038.4482519786.

The spelling of 1119836397 in words is "one billion, one hundred nineteen million, eight hundred thirty-six thousand, three hundred ninety-seven".