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401201407 is a prime number
BaseRepresentation
bin10111111010011…
…101100011111111
31000221221010212101
4113322131203333
51310201421112
6103451045531
712641104255
oct2772354377
91027833771
10401201407
11196516612
12b24408a7
13651723a9
143b3d85d5
152534e757
hex17e9d8ff

401201407 has 2 divisors, whose sum is σ = 401201408. Its totient is φ = 401201406.

The previous prime is 401201401. The next prime is 401201417. The reversal of 401201407 is 704102104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401201407 - 215 = 401168639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401201401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200600703 + 200600704.

It is an arithmetic number, because the mean of its divisors is an integer number (200600704).

Almost surely, 2401201407 is an apocalyptic number.

401201407 is a deficient number, since it is larger than the sum of its proper divisors (1).

401201407 is an equidigital number, since it uses as much as digits as its factorization.

401201407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 401201407 is about 20030.0126560120. The cubic root of 401201407 is about 737.5432326279.

The spelling of 401201407 in words is "four hundred one million, two hundred one thousand, four hundred seven".