314478761 has 2 divisors, whose sum is σ = 314478762. Its totient is φ = 314478760.

The previous prime is 314478757. The next prime is 314478779. The reversal of 314478761 is 167874413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276889600 + 37589161 = 16640^2 + 6131^2 .

It is a cyclic number.

It is not a de Polignac number, because 314478761 - 2² = 314478757 is a prime.

It is a super-2 number, since 2×314478761² = 197793782240190242, which contains 22 as substring.

It is a Chen prime.

It is equal to p_16993472 and since 314478761 and 16993472 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 (314478781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157239380 + 157239381.

It is an arithmetic number, because the mean of its divisors is an integer number (157239381).

Almost surely, 2^314478761 is an apocalyptic number.

It is an amenable number.

314478761 is a deficient number, since it is larger than the sum of its proper divisors (1).

314478761 is an equidigital number, since it uses as much as digits as its factorization.

314478761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 41.

The square root of 314478761 is about 17733.5490243775. The cubic root of 314478761 is about 680.0337072392.

The spelling of 314478761 in words is "three hundred fourteen million, four hundred seventy-eight thousand, seven hundred sixty-one".