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13351161 = 319323059
BaseRepresentation
bin110010111011…
…100011111001
3221010022100110
4302323203321
511404214121
61154054533
7221324445
oct62734371
927108313
1013351161
117599a1a
12457a449
1329c5cc5
141ab7825
15128ad76
hexcbb8f9

13351161 has 8 divisors (see below), whose sum is σ = 17894560. Its totient is φ = 8854272.

The previous prime is 13351099. The next prime is 13351181. The reversal of 13351161 is 16115331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13351161 - 26 = 13351097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13351181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10951 + ... + 12108.

It is an arithmetic number, because the mean of its divisors is an integer number (2236820).

Almost surely, 213351161 is an apocalyptic number.

It is an amenable number.

13351161 is a deficient number, since it is larger than the sum of its proper divisors (4543399).

13351161 is a wasteful number, since it uses less digits than its factorization.

13351161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23255.

The product of its digits is 270, while the sum is 21.

The square root of 13351161 is about 3653.9240550400. The cubic root of 13351161 is about 237.2318584116.

Adding to 13351161 its reverse (16115331), we get a palindrome (29466492).

The spelling of 13351161 in words is "thirteen million, three hundred fifty-one thousand, one hundred sixty-one".

Divisors: 1 3 193 579 23059 69177 4450387 13351161