1151199419 has 2 divisors, whose sum is σ = 1151199420. Its totient is φ = 1151199418.

The previous prime is 1151199409. The next prime is 1151199431. The reversal of 1151199419 is 9149911511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151199419 - 2⁸ = 1151199163 is a prime.

It is a super-2 number, since 2×1151199419² = 2650520204611875122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1151199409) 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, 575599709 + 575599710.

It is an arithmetic number, because the mean of its divisors is an integer number (575599710).

Almost surely, 2^1151199419 is an apocalyptic number.

1151199419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151199419 is an equidigital number, since it uses as much as digits as its factorization.

1151199419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 41.

The square root of 1151199419 is about 33929.3297752844. The cubic root of 1151199419 is about 1048.0536639357.

The spelling of 1151199419 in words is "one billion, one hundred fifty-one million, one hundred ninety-nine thousand, four hundred nineteen".