345461801 has 2 divisors, whose sum is σ = 345461802. Its totient is φ = 345461800.

The previous prime is 345461759. The next prime is 345461821. The reversal of 345461801 is 108164543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307651600 + 37810201 = 17540^2 + 6149^2 .

It is a cyclic number.

It is not a de Polignac number, because 345461801 - 2²² = 341267497 is a prime.

It is not a weakly prime, because it can be changed into another prime (345461821) 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, 172730900 + 172730901.

It is an arithmetic number, because the mean of its divisors is an integer number (172730901).

Almost surely, 2^345461801 is an apocalyptic number.

It is an amenable number.

345461801 is a deficient number, since it is larger than the sum of its proper divisors (1).

345461801 is an equidigital number, since it uses as much as digits as its factorization.

345461801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 345461801 is about 18586.6027288475. The cubic root of 345461801 is about 701.6707038834.

The spelling of 345461801 in words is "three hundred forty-five million, four hundred sixty-one thousand, eight hundred one".