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13442011001 = 437397131337
BaseRepresentation
bin11001000010011010…
…01100111101111001
31021200210111220120022
430201031030331321
5210012123323001
610101500540225
7654051131306
oct144115147571
937623456508
1013442011001
115778734901
122731851675
131362b32283
149173480ad
1553a16311b
hex32134cf79

13442011001 has 32 divisors (see below), whose sum is σ = 14236430208. Its totient is φ = 12680478720.

The previous prime is 13442010991. The next prime is 13442011021. The reversal of 13442011001 is 10011024431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13442011001 - 218 = 13441748857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13442011021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39887105 + ... + 39887441.

It is an arithmetic number, because the mean of its divisors is an integer number (444888444).

Almost surely, 213442011001 is an apocalyptic number.

It is an amenable number.

13442011001 is a deficient number, since it is larger than the sum of its proper divisors (794419207).

13442011001 is a wasteful number, since it uses less digits than its factorization.

13442011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 13442011001 its reverse (10011024431), we get a palindrome (23453035432).

The spelling of 13442011001 in words is "thirteen billion, four hundred forty-two million, eleven thousand, one".

Divisors: 1 43 73 97 131 337 3139 4171 5633 7081 9563 12707 14491 24601 32689 44147 304483 411209 546401 927611 1057843 1405627 1898321 2386297 3222731 4282259 39887273 102610771 138577433 184137137 312604907 13442011001