35901409 has 2 divisors, whose sum is σ = 35901410. Its totient is φ = 35901408.

The previous prime is 35901407. The next prime is 35901421. The reversal of 35901409 is 90410953.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32490000 + 3411409 = 5700^2 + 1847^2 .

It is a cyclic number.

It is not a de Polignac number, because 35901409 - 2¹ = 35901407 is a prime.

It is a super-2 number, since 2×35901409² = 2577822336370562, which contains 22 as substring.

Together with 35901407, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (35901407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17950704 + 17950705.

It is an arithmetic number, because the mean of its divisors is an integer number (17950705).

Almost surely, 2^35901409 is an apocalyptic number.

It is an amenable number.

35901409 is a deficient number, since it is larger than the sum of its proper divisors (1).

35901409 is an equidigital number, since it uses as much as digits as its factorization.

35901409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 35901409 is about 5991.7784505103. The cubic root of 35901409 is about 329.8910230918.

The spelling of 35901409 in words is "thirty-five million, nine hundred one thousand, four hundred nine".