1151867263 has 2 divisors, whose sum is σ = 1151867264. Its totient is φ = 1151867262.

The previous prime is 1151867261. The next prime is 1151867291. The reversal of 1151867263 is 3627681511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151867263 - 2¹ = 1151867261 is a prime.

It is a super-2 number, since 2×1151867263² = 2653596383142222338, which contains 22 as substring.

Together with 1151867261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151867261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575933631 + 575933632.

It is an arithmetic number, because the mean of its divisors is an integer number (575933632).

Almost surely, 2^1151867263 is an apocalyptic number.

1151867263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151867263 is an equidigital number, since it uses as much as digits as its factorization.

1151867263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 40.

The square root of 1151867263 is about 33939.1700399406. The cubic root of 1151867263 is about 1048.2562934808.

The spelling of 1151867263 in words is "one billion, one hundred fifty-one million, eight hundred sixty-seven thousand, two hundred sixty-three".