1139763467 has 4 divisors (see below), whose sum is σ = 1158448176. Its totient is φ = 1121078760.

The previous prime is 1139763439. The next prime is 1139763479. The reversal of 1139763467 is 7643679311.

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 1139763467 - 2⁶ = 1139763403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1139763407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9342263 + ... + 9342384.

It is an arithmetic number, because the mean of its divisors is an integer number (289612044).

Almost surely, 2^1139763467 is an apocalyptic number.

1139763467 is a deficient number, since it is larger than the sum of its proper divisors (18684709).

1139763467 is an equidigital number, since it uses as much as digits as its factorization.

1139763467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18684708.

The product of its digits is 571536, while the sum is 47.

The square root of 1139763467 is about 33760.3830991297. The cubic root of 1139763467 is about 1044.5716724793.

The spelling of 1139763467 in words is "one billion, one hundred thirty-nine million, seven hundred sixty-three thousand, four hundred sixty-seven".