919376131 has 2 divisors, whose sum is σ = 919376132. Its totient is φ = 919376130.

The previous prime is 919376113. The next prime is 919376197. The reversal of 919376131 is 131673919.

Together with previous prime (919376113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 919376131 - 2¹⁷ = 919245059 is a prime.

It is a super-2 number, since 2×919376131² = 1690504940505058322, which contains 22 as substring.

It is equal to p_46949233 and since 919376131 and 46949233 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (919376431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 459688065 + 459688066.

It is an arithmetic number, because the mean of its divisors is an integer number (459688066).

Almost surely, 2^919376131 is an apocalyptic number.

919376131 is a deficient number, since it is larger than the sum of its proper divisors (1).

919376131 is an equidigital number, since it uses as much as digits as its factorization.

919376131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 40.

The square root of 919376131 is about 30321.2158562285. The cubic root of 919376131 is about 972.3689330219.

The spelling of 919376131 in words is "nine hundred nineteen million, three hundred seventy-six thousand, one hundred thirty-one".