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122441401 = 211580291
BaseRepresentation
bin1110100110001…
…00111010111001
322112101200000201
413103010322321
5222321111101
620052202201
73014510005
oct723047271
9275350021
10122441401
116312a045
1235009361
131c4a0244
1412393705
15ab38e01
hex74c4eb9

122441401 has 4 divisors (see below), whose sum is σ = 123021904. Its totient is φ = 121860900.

The previous prime is 122441381. The next prime is 122441419. The reversal of 122441401 is 104144221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122441401 - 27 = 122441273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122441441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289935 + ... + 290356.

It is an arithmetic number, because the mean of its divisors is an integer number (30755476).

Almost surely, 2122441401 is an apocalyptic number.

It is an amenable number.

122441401 is a deficient number, since it is larger than the sum of its proper divisors (580503).

122441401 is an equidigital number, since it uses as much as digits as its factorization.

122441401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580502.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 122441401 is about 11065.3242609514. The cubic root of 122441401 is about 496.5649901219.

Adding to 122441401 its reverse (104144221), we get a palindrome (226585622).

The spelling of 122441401 in words is "one hundred twenty-two million, four hundred forty-one thousand, four hundred one".

Divisors: 1 211 580291 122441401