34661401 has 2 divisors, whose sum is σ = 34661402. Its totient is φ = 34661400.

The previous prime is 34661399. The next prime is 34661477. The reversal of 34661401 is 10416643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27290176 + 7371225 = 5224^2 + 2715^2 .

It is an emirp because it is prime and its reverse (10416643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34661401 - 2¹ = 34661399 is a prime.

Together with 34661399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34661201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17330700 + 17330701.

It is an arithmetic number, because the mean of its divisors is an integer number (17330701).

Almost surely, 2^34661401 is an apocalyptic number.

It is an amenable number.

34661401 is a deficient number, since it is larger than the sum of its proper divisors (1).

34661401 is an equidigital number, since it uses as much as digits as its factorization.

34661401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 34661401 is about 5887.3933960625. The cubic root of 34661401 is about 326.0483731398.

The spelling of 34661401 in words is "thirty-four million, six hundred sixty-one thousand, four hundred one".