916740919 has 2 divisors, whose sum is σ = 916740920. Its totient is φ = 916740918.

The previous prime is 916740883. The next prime is 916740931. The reversal of 916740919 is 919047619.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 916740919 - 2⁷ = 916740791 is a prime.

It is a super-2 number, since 2×916740919² = 1680827825137929122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916740949) 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, 458370459 + 458370460.

It is an arithmetic number, because the mean of its divisors is an integer number (458370460).

Almost surely, 2^916740919 is an apocalyptic number.

916740919 is a deficient number, since it is larger than the sum of its proper divisors (1).

916740919 is an equidigital number, since it uses as much as digits as its factorization.

916740919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 46.

The square root of 916740919 is about 30277.7297530710. The cubic root of 916740919 is about 971.4390088030.

It can be divided in two parts, 9167 and 40919, that added together give a triangular number (50086 = T₃₁₆).

The spelling of 916740919 in words is "nine hundred sixteen million, seven hundred forty thousand, nine hundred nineteen".