345414761 has 2 divisors, whose sum is σ = 345414762. Its totient is φ = 345414760.

The previous prime is 345414739. The next prime is 345414779. The reversal of 345414761 is 167414543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217385536 + 128029225 = 14744^2 + 11315^2 .

It is a cyclic number.

It is not a de Polignac number, because 345414761 - 2²² = 341220457 is a prime.

It is a super-2 number, since 2×345414761² = 238622714233374242, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is equal to p_18570329 and since 345414761 and 18570329 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 (345414701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172707380 + 172707381.

It is an arithmetic number, because the mean of its divisors is an integer number (172707381).

Almost surely, 2^345414761 is an apocalyptic number.

It is an amenable number.

345414761 is a deficient number, since it is larger than the sum of its proper divisors (1).

345414761 is an equidigital number, since it uses as much as digits as its factorization.

345414761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 345414761 is about 18585.3372581721. The cubic root of 345414761 is about 701.6388546427.

The spelling of 345414761 in words is "three hundred forty-five million, four hundred fourteen thousand, seven hundred sixty-one".