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11020161607 = 713611985257
BaseRepresentation
bin10100100001101101…
…00101001001000111
31001110000101012202121
422100312211021013
5140032130132412
65021304150411
7540042554020
oct122066451107
931400335677
1011020161607
114745659584
122176768407
1310681664b0
1476783bc47
15447723107
hex290da5247

11020161607 has 16 divisors (see below), whose sum is σ = 13785631552. Its totient is φ = 8576305920.

The previous prime is 11020161599. The next prime is 11020161667. The reversal of 11020161607 is 70616102011.

It is a happy number.

It is not a de Polignac number, because 11020161607 - 23 = 11020161599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020161667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987078 + ... + 998179.

It is an arithmetic number, because the mean of its divisors is an integer number (861601972).

Almost surely, 211020161607 is an apocalyptic number.

11020161607 is a deficient number, since it is larger than the sum of its proper divisors (2765469945).

11020161607 is a wasteful number, since it uses less digits than its factorization.

11020161607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985338.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 11020161607 its reverse (70616102011), we get a palindrome (81636263618).

The spelling of 11020161607 in words is "eleven billion, twenty million, one hundred sixty-one thousand, six hundred seven".

Divisors: 1 7 13 61 91 427 793 5551 1985257 13896799 25808341 121100677 180658387 847704739 1574308801 11020161607