1147873267 has 2 divisors, whose sum is σ = 1147873268. Its totient is φ = 1147873266.

The previous prime is 1147873253. The next prime is 1147873271. The reversal of 1147873267 is 7623787411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1147873267 - 2²³ = 1139484659 is a prime.

It is a super-2 number, since 2×1147873267² = 2635226074186506578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1147873247) 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 as a sum of consecutive naturals, namely, 573936633 + 573936634.

It is an arithmetic number, because the mean of its divisors is an integer number (573936634).

Almost surely, 2^1147873267 is an apocalyptic number.

1147873267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147873267 is an equidigital number, since it uses as much as digits as its factorization.

1147873267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 46.

The square root of 1147873267 is about 33880.2784374627. The cubic root of 1147873267 is about 1047.0433123329.

The spelling of 1147873267 in words is "one billion, one hundred forty-seven million, eight hundred seventy-three thousand, two hundred sixty-seven".