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14975641 is a prime number
BaseRepresentation
bin111001001000…
…001010011001
31001011211201101
4321020022121
512313210031
61252551401
7241201522
oct71101231
931154641
1014975641
1184a946a
125022561
133144535
141dbb849
1514ac361
hexe48299

14975641 has 2 divisors, whose sum is σ = 14975642. Its totient is φ = 14975640.

The previous prime is 14975603. The next prime is 14975651. The reversal of 14975641 is 14657941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14288400 + 687241 = 3780^2 + 829^2 .

It is a cyclic number.

It is not a de Polignac number, because 14975641 - 211 = 14973593 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14975641.

It is not a weakly prime, because it can be changed into another prime (14975651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7487820 + 7487821.

It is an arithmetic number, because the mean of its divisors is an integer number (7487821).

Almost surely, 214975641 is an apocalyptic number.

14975641 is the 2448-th centered pentagonal number.

It is an amenable number.

14975641 is a deficient number, since it is larger than the sum of its proper divisors (1).

14975641 is an equidigital number, since it uses as much as digits as its factorization.

14975641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 14975641 is about 3869.8373350827. The cubic root of 14975641 is about 246.4876363036.

The spelling of 14975641 in words is "fourteen million, nine hundred seventy-five thousand, six hundred forty-one".